<s>
A	O
mobile	B-Operating_System
operating	I-Operating_System
system	I-Operating_System
is	O
an	O
operating	B-General_Concept
system	I-General_Concept
for	O
smartphones	B-Application
,	O
tablets	B-Device
,	O
smartwatches	B-Application
,	O
smartglasses	O
,	O
or	O
other	O
non-laptop	O
personal	B-Device
mobile	B-Application
computing	I-Application
devices	I-Application
.	O
</s>
<s>
While	O
computers	O
such	O
as	O
typical	O
laptops	B-Device
are	O
"	O
mobile	O
"	O
,	O
the	O
operating	B-General_Concept
systems	I-General_Concept
used	O
on	O
them	O
are	O
generally	O
not	O
considered	O
mobile	O
ones	O
,	O
as	O
they	O
were	O
originally	O
designed	O
for	O
desktop	B-Device
computers	I-Device
that	O
historically	O
did	O
not	O
have	O
or	O
need	O
specific	O
mobile	O
features	O
.	O
</s>
<s>
This	O
line	O
distinguishing	O
mobile	O
and	O
other	O
forms	O
has	O
become	O
blurred	O
in	O
recent	O
years	O
,	O
due	O
to	O
the	O
fact	O
that	O
newer	O
devices	O
have	O
become	O
smaller	O
and	O
more	O
mobile	O
unlike	O
hardware	B-Architecture
of	O
the	O
past	O
.	O
</s>
<s>
Key	O
notabilities	O
blurring	O
this	O
line	O
are	O
the	O
introduction	O
of	O
tablet	B-Device
computers	I-Device
and	O
light-weight	O
laptops	B-Device
and	O
the	O
hybridization	O
of	O
the	O
two	O
in	O
2-in-1	O
PCs	B-Device
.	O
</s>
<s>
Mobile	B-Operating_System
operating	I-Operating_System
systems	I-Operating_System
combine	O
features	O
of	O
a	O
desktop	B-Device
computer	I-Device
operating	B-General_Concept
system	I-General_Concept
with	O
other	O
features	O
useful	O
for	O
mobile	O
or	O
handheld	B-Operating_System
use	O
,	O
and	O
usually	O
including	O
a	O
wireless	O
inbuilt	O
modem	O
and	O
SIM	O
tray	O
for	O
telephony	O
and	O
data	O
connection	O
.	O
</s>
<s>
In	O
Q1	O
2018	O
,	O
over	O
123	O
million	O
smartphones	B-Application
were	O
sold	O
(	O
highest	O
ever	O
recorded	O
)	O
with	O
60.2	O
percent	O
running	O
Android	B-Application
and	O
20.9	O
percent	O
running	O
iOS	B-Application
.	O
</s>
<s>
Nonetheless	O
,	O
although	O
not	O
as	O
many	O
as	O
2018	O
(	O
1.56	O
billion	O
)	O
,	O
2021	O
still	O
had	O
soaring	O
sales	O
,	O
1.43	O
billion	O
to	O
be	O
exact	O
with	O
53.32	O
percent	O
being	O
Android	B-Application
.	O
</s>
<s>
Android	B-Application
alone	O
is	O
more	O
popular	O
than	O
the	O
popular	O
desktop	B-General_Concept
operating	I-General_Concept
system	I-General_Concept
Microsoft	B-Application
Windows	I-Application
,	O
and	O
in	O
general	O
smartphone	B-Application
use	O
(	O
even	O
without	O
tablets	B-Device
)	O
outnumbers	O
desktop	O
use	O
.	O
</s>
<s>
Mobile	B-Application
devices	I-Application
,	O
with	O
mobile	O
communications	O
abilities	O
(	O
e.g.	O
,	O
smartphones	B-Application
)	O
,	O
contain	O
two	O
mobile	O
operating	O
systemsthe	O
main	O
user-facing	O
software	O
platform	O
is	O
supplemented	O
by	O
a	O
second	O
low-level	O
proprietary	B-Application
real-time	B-Operating_System
operating	I-Operating_System
system	I-Operating_System
which	O
operates	O
the	O
radio	O
and	O
other	O
hardware	B-Architecture
.	O
</s>
<s>
Research	O
has	O
shown	O
that	O
these	O
low-level	O
systems	O
may	O
contain	O
a	O
range	O
of	O
security	O
vulnerabilities	O
permitting	O
malicious	O
base	O
stations	O
to	O
gain	O
high	O
levels	O
of	O
control	O
over	O
the	O
mobile	B-Application
device	I-Application
.	O
</s>
<s>
Mobile	B-Operating_System
operating	I-Operating_System
systems	I-Operating_System
have	O
majority	O
use	O
since	O
2017	O
(	O
measured	O
by	O
web	O
use	O
)	O
;	O
with	O
even	O
only	O
the	O
smartphones	B-Application
running	O
them	O
(	O
excluding	O
tablets	B-Device
)	O
having	O
majority	O
use	O
,	O
more	O
used	O
than	O
any	O
other	O
kind	O
of	O
device	O
.	O
</s>
<s>
Thus	O
traditional	O
desktop	B-General_Concept
OS	I-General_Concept
is	O
now	O
a	O
minority-used	O
kind	O
of	O
OS	O
;	O
see	O
usage	O
share	O
of	O
operating	B-General_Concept
systems	I-General_Concept
.	O
</s>
<s>
Android	B-Application
and	O
iOS	B-Application
currently	O
dominate	O
80%	O
of	O
the	O
market	O
share	O
of	O
mobile	B-Operating_System
operating	I-Operating_System
systems	I-Operating_System
worldwide	O
.	O
</s>
<s>
Mobile	B-Operating_System
operating	I-Operating_System
system	I-Operating_System
milestones	O
mirror	O
the	O
development	O
of	O
mobile	O
phones	B-Application
,	O
PDAs	B-Application
,	O
and	O
smartphones	B-Application
:	O
</s>
<s>
1973	O
–	O
1993	O
–	O
Mobile	O
phones	B-Application
use	O
embedded	B-Architecture
systems	I-Architecture
to	O
control	O
operation	O
.	O
</s>
<s>
April	O
–	O
PenPoint	B-Application
OS	I-Application
by	O
GO	O
Corp	O
.	O
becomes	O
available	O
on	O
the	O
AT&T	O
EO	B-Application
Personal	I-Application
Communicator	I-Application
.	O
</s>
<s>
August	O
–	O
Apple	O
launches	O
Newton	B-Device
OS	I-Device
running	O
on	O
their	O
Newton	B-Device
series	O
of	O
portable	O
computers	O
.	O
</s>
<s>
March	O
–	O
Magic	B-Application
Cap	I-Application
OS	O
by	O
General	O
Magic	O
is	O
first	O
introduced	O
on	O
the	O
Sony	O
Magic	B-Application
Link	I-Application
PDA	B-Application
.	O
</s>
<s>
August	O
–	O
The	O
first	O
smartphone	B-Application
,	O
the	O
IBM	B-Device
Simon	I-Device
,	O
has	O
a	O
touchscreen	B-Device
,	O
email	O
,	O
and	O
PDA	B-Application
features	O
.	O
</s>
<s>
March	O
–	O
The	O
Palm	O
Pilot	B-Application
1000	I-Application
personal	B-Application
digital	I-Application
assistant	I-Application
is	O
introduced	O
with	O
the	O
Palm	B-Operating_System
OS	I-Operating_System
mobile	B-Operating_System
operating	I-Operating_System
system	I-Operating_System
.	O
</s>
<s>
August	O
–	O
Nokia	O
releases	O
the	O
Nokia	O
9000	O
Communicator	O
running	O
an	O
integrated	O
system	O
based	O
on	O
the	O
PEN/GEOS	O
3.0	O
OS	O
from	O
Geoworks	B-Application
.	O
</s>
<s>
1997	O
–	O
EPOC32	B-Language
first	O
appears	O
on	O
the	O
Psion	B-Application
Series	I-Application
5	I-Application
PDA	B-Application
.	O
</s>
<s>
Release	O
6	O
of	O
EPOC32	B-Language
will	O
later	O
be	O
renamed	O
to	O
Symbian	B-Operating_System
OS	I-Operating_System
.	O
</s>
<s>
1998	O
–	O
Symbian	B-Operating_System
Ltd	O
.	O
is	O
formed	O
as	O
a	O
joint	O
venture	O
by	O
Psion	B-Application
,	O
Ericsson	O
,	O
Motorola	O
,	O
and	O
Nokia	O
,	O
Psion	B-Application
's	O
EPOC32	B-Language
OS	O
becomes	O
Symbian	B-Operating_System
's	O
EPOC	B-Language
operating	B-General_Concept
system	I-General_Concept
,	O
and	O
is	O
later	O
renamed	O
to	O
Symbian	B-Operating_System
OS	I-Operating_System
.	O
</s>
<s>
Symbian	B-Operating_System
's	O
OS	O
was	O
used	O
by	O
those	O
companies	O
and	O
several	O
other	O
major	O
mobile	O
phone	O
brands	O
,	O
but	O
especially	O
Nokia	O
.	O
</s>
<s>
June	O
–	O
Qualcomm	O
's	O
pdQ	O
becomes	O
the	O
first	O
smartphone	B-Application
with	O
Palm	B-Operating_System
OS	I-Operating_System
.	O
</s>
<s>
October	O
–	O
Nokia	B-Operating_System
S40	I-Operating_System
Platform	O
is	O
officially	O
introduced	O
along	O
with	O
the	O
Nokia	O
7110	O
,	O
the	O
first	O
phone	O
with	O
T9	B-General_Concept
predictive	B-General_Concept
text	I-General_Concept
input	O
and	O
a	O
Wireless	B-Protocol
Application	I-Protocol
Protocol	I-Protocol
(	O
WAP	O
)	O
browser	O
for	O
accessing	O
specially	O
formatted	O
Internet	O
data	O
.	O
</s>
<s>
2000	O
–	O
The	O
Ericsson	B-Language
R380	I-Language
is	O
released	O
with	O
EPOC32	B-Language
Release	O
5	O
,	O
marking	O
the	O
first	O
use	O
on	O
a	O
phone	O
of	O
what	O
's	O
to	O
become	O
known	O
as	O
Symbian	B-Operating_System
OS	I-Operating_System
(	O
as	O
of	O
Release	O
6	O
)	O
.	O
</s>
<s>
June	O
–	O
Nokia	O
's	O
Symbian	B-Operating_System
Series	B-Application
80	I-Application
platform	O
is	O
first	O
released	O
on	O
the	O
Nokia	B-Language
9210	I-Language
Communicator	I-Language
This	O
is	O
the	O
first	O
phone	O
running	O
an	O
OS	O
branded	O
as	O
Symbian	B-Operating_System
,	O
and	O
the	O
first	O
phone	O
using	O
that	O
OS	O
that	O
allows	O
user	O
installation	O
of	O
additional	O
software	O
.	O
</s>
<s>
September	O
–	O
Qualcomm	O
's	O
Binary	B-Application
Runtime	I-Application
Environment	I-Application
for	I-Application
Wireless	I-Application
(	O
BREW	O
)	O
platform	O
on	O
their	O
REX	B-Operating_System
real-time	B-Operating_System
operating	I-Operating_System
system	I-Operating_System
(	O
RTOS	B-Operating_System
)	O
is	O
first	O
released	O
on	O
the	O
Kyocera	O
QCP-3035	O
.	O
</s>
<s>
BlackBerry	B-Application
releases	O
its	O
first	O
smartphone	B-Application
,	O
running	O
Java	B-Language
2	I-Language
Micro	I-Language
Edition	I-Language
(	O
J2ME	B-Language
)	O
.	O
</s>
<s>
UIQ	B-Language
is	O
first	O
released	O
,	O
at	O
v2.0	O
,	O
on	O
Symbian	B-Operating_System
OS	I-Operating_System
,	O
and	O
becomes	O
available	O
later	O
in	O
the	O
year	O
on	O
the	O
Sony	B-Language
Ericsson	I-Language
P800	I-Language
,	O
the	O
successor	O
to	O
the	O
Ericsson	B-Language
R380	I-Language
.	O
</s>
<s>
Microsoft	O
's	O
first	O
Windows	B-Operating_System
CE	I-Operating_System
(	O
Pocket	B-Device
PC	I-Device
)	O
smartphones	B-Application
are	O
introduced	O
.	O
</s>
<s>
Nokia	O
's	O
Symbian	B-Language
Series	I-Language
60	I-Language
(	O
S60	B-Language
)	O
platform	O
is	O
released	O
with	O
the	O
Nokia	B-Language
7650	I-Language
,	O
Nokia	O
's	O
first	O
phone	O
with	O
a	O
camera	O
and	O
Multimedia	O
Messaging	O
Service	O
(	O
MMS	O
)	O
.	O
</s>
<s>
S60	B-Language
would	O
form	O
the	O
basis	O
of	O
the	O
OS	O
on	O
most	O
of	O
Nokia	O
's	O
smartphones	B-Application
until	O
2011	O
,	O
when	O
they	O
adopted	O
Microsoft	O
's	O
Windows	B-Protocol
Phone	I-Protocol
7	I-Protocol
.	O
</s>
<s>
S60	B-Language
was	O
also	O
used	O
on	O
some	O
phones	B-Application
from	O
Samsung	B-Application
and	O
others	O
,	O
and	O
later	O
by	O
Sony	O
Ericsson	O
after	O
the	O
consolidation	O
of	O
some	O
Symbian	B-Operating_System
UI	O
variants	O
in	O
2008	O
.	O
</s>
<s>
October	O
–	O
The	O
Danger	B-Application
Hiptop	I-Application
(	O
T-Mobile	B-Application
Sidekick	I-Application
in	O
U.S.	O
)	O
is	O
first	O
released	O
by	O
Danger	O
,	O
Inc.	O
,	O
running	O
DangerOS	O
.	O
</s>
<s>
2003	O
–	O
Motorola	O
introduces	O
first	O
Linux-based	O
cellphone	O
Motorola	B-Operating_System
A760	I-Operating_System
base	O
on	O
Linux	B-Application
MontaVista	O
distribution	O
.	O
</s>
<s>
May	O
–	O
Microsoft	O
announces	O
Windows	B-Operating_System
Mobile	I-Operating_System
5.0	O
.	O
</s>
<s>
November	O
–	O
Nokia	O
introduces	O
Maemo	B-Operating_System
OS	I-Operating_System
on	O
the	O
first	O
,	O
small	O
Internet	B-Device
tablet	I-Device
,	O
the	O
N770	B-Application
,	O
with	O
a	O
4.13	O
"	O
screen	O
.	O
</s>
<s>
January	O
–	O
Apple	O
's	O
iPhone	B-Device
with	O
iOS	B-Application
(	O
named	O
"	O
iPhone	B-Operating_System
OS	I-Operating_System
"	O
for	O
its	O
first	O
three	O
releases	O
)	O
is	O
introduced	O
as	O
a	O
"	O
widescreen	O
iPod	O
"	O
,	O
"	O
mobile	O
phone	O
"	O
,	O
and	O
"	O
Internet	O
communicator	O
"	O
.	O
</s>
<s>
February	O
–	O
Microsoft	O
announces	O
Windows	B-Operating_System
Mobile	I-Operating_System
6.0	I-Operating_System
.	O
</s>
<s>
May	O
–	O
Palm	O
announces	O
the	O
Palm	B-Application
Foleo	I-Application
,	O
a	O
"	O
Mobile	O
Companion	O
"	O
device	O
similar	O
to	O
a	O
subnotebook	B-Device
computer	O
,	O
running	O
a	O
modified	O
Linux	B-Operating_System
kernel	I-Operating_System
and	O
relying	O
on	O
a	O
companion	O
Palm	O
Treo	O
smartphone	B-Application
to	O
send	O
and	O
retrieve	O
mail	O
,	O
as	O
well	O
as	O
provide	O
data	O
connectivity	O
when	O
away	O
from	O
WiFi	O
.	O
</s>
<s>
Palm	O
canceled	O
Foleo	B-Application
development	O
on	O
September	O
4	O
,	O
2007	O
,	O
after	O
facing	O
public	O
criticism	O
.	O
</s>
<s>
June	O
–	O
World	O
's	O
very	O
first	O
iPhone	B-Device
is	O
released	O
in	O
the	O
United	O
States	O
.	O
</s>
<s>
November	O
–	O
Open	O
Handset	O
Alliance	O
(	O
OHA	O
)	O
is	O
established	O
,	O
led	O
by	O
Google	B-Application
with	O
34	O
members	O
(	O
HTC	B-Application
,	O
Sony	O
,	O
Dell	O
,	O
Intel	O
,	O
Motorola	O
,	O
Samsung	B-Application
,	O
LG	O
,	O
etc	O
.	O
)	O
</s>
<s>
February	O
–	O
LiMo	B-Operating_System
Foundation	I-Operating_System
announces	O
the	O
first	O
phones	B-Application
running	O
the	O
LiMo	B-Application
mobile	O
Linux	B-Application
distribution	I-Application
,	O
from	O
Motorola	O
,	O
NEC	O
,	O
Panasonic	O
Mobile	O
,	O
and	O
Samsung	B-Application
,	O
released	O
later	O
in	O
the	O
year	O
.	O
</s>
<s>
The	O
LiMo	B-Operating_System
Foundation	I-Operating_System
later	O
became	O
the	O
Tizen	B-Operating_System
Association	I-Operating_System
and	O
LiMo	B-Application
was	O
subsumed	O
by	O
Tizen	B-Application
.	O
</s>
<s>
June	O
–	O
Nokia	O
becomes	O
the	O
sole	O
owner	O
of	O
Symbian	B-Operating_System
Ltd	O
.	O
</s>
<s>
The	O
Symbian	B-Application
Foundation	I-Application
was	O
then	O
formed	O
to	O
co-ordinate	O
the	O
future	O
development	O
of	O
the	O
Symbian	B-Operating_System
platform	I-Operating_System
among	O
the	O
corporations	O
using	O
it	O
,	O
in	O
a	O
manner	O
similar	O
to	O
the	O
Open	O
Handset	O
Alliance	O
with	O
Android	B-Application
.	O
</s>
<s>
Nokia	O
remained	O
the	O
major	O
contributor	O
to	O
Symbian	B-Operating_System
's	O
code	O
.	O
</s>
<s>
July	O
–	O
Apple	O
releases	O
iPhone	B-Operating_System
OS	I-Operating_System
2	I-Operating_System
with	O
the	O
iPhone	B-Operating_System
3G	I-Operating_System
,	O
making	O
available	O
Apple	B-Application
's	I-Application
App	I-Application
Store	I-Application
.	O
</s>
<s>
October	O
–	O
OHA	O
releases	O
Android	B-Application
(	O
based	O
on	O
Linux	B-Operating_System
kernel	I-Operating_System
)	O
1.0	O
with	O
the	O
HTC	B-Application
Dream	I-Application
(	O
T-Mobile	B-Application
G1	I-Application
)	O
as	O
the	O
first	O
Android	B-Application
phone	I-Application
.	O
</s>
<s>
November	O
–	O
Symbian^1	B-Operating_System
,	O
the	O
Symbian	B-Application
Foundation	I-Application
's	O
touch-specific	O
S60-based	O
platform	O
(	O
equivalent	O
to	O
S60	B-Language
5th	O
edition	O
)	O
is	O
first	O
released	O
on	O
Nokia	O
's	O
first	O
touchscreen	B-Device
Symbian	B-Operating_System
phone	O
,	O
the	O
Nokia	B-Language
5800	I-Language
XpressMusic	I-Language
,	O
with	O
a	O
resistive	O
screen	O
and	O
a	O
stylus	O
.	O
</s>
<s>
Symbian^1	B-Operating_System
being	O
derived	O
from	O
S60	B-Language
meant	O
that	O
support	O
for	O
UIQ	B-Language
disappeared	O
and	O
no	O
further	O
devices	O
using	O
UIQ	B-Language
were	O
released	O
.	O
</s>
<s>
Intel	O
announces	O
Moblin	B-Language
2	O
,	O
specifically	O
created	O
for	O
netbooks	B-Device
that	O
run	O
the	O
company	O
's	O
Atom	B-Device
processor	I-Device
.	O
</s>
<s>
In	O
April	O
2009	O
Intel	O
turned	O
Moblin	B-Language
over	O
to	O
the	B-Operating_System
Linux	I-Operating_System
Foundation	I-Operating_System
.	O
</s>
<s>
Palm	O
introduces	O
webOS	B-Operating_System
with	O
the	O
Palm	B-Application
Pre	I-Application
(	O
released	O
in	O
June	O
)	O
.	O
</s>
<s>
The	O
new	O
OS	O
is	O
not	O
backward-compatible	O
with	O
their	O
previous	O
Palm	B-Operating_System
OS	I-Operating_System
.	O
</s>
<s>
Palm	O
announces	O
that	O
no	O
further	O
devices	O
with	O
Palm	B-Operating_System
OS	I-Operating_System
are	O
going	O
to	O
be	O
released	O
by	O
the	O
company	O
.	O
</s>
<s>
(	O
The	O
last	O
was	O
the	O
Palm	B-Application
Centro	I-Application
,	O
released	O
October	O
14	O
,	O
2007	O
.	O
)	O
</s>
<s>
Microsoft	O
announces	O
Windows	B-Operating_System
Mobile	I-Operating_System
6.5	I-Operating_System
,	O
an	O
"	O
unwanted	O
stopgap	O
"	O
update	O
to	O
Windows	B-Operating_System
Mobile	I-Operating_System
6.1	O
intended	O
to	O
bridge	O
the	O
gap	O
between	O
version	O
6.1	O
and	O
the	O
then	O
yet-to-be	O
released	O
Windows	B-Operating_System
Mobile	I-Operating_System
7	O
(	O
later	O
canceled	O
in	O
favor	O
of	O
Windows	B-Protocol
Phone	I-Protocol
7	I-Protocol
)	O
.	O
</s>
<s>
May	O
–	O
DangerOS	O
5.0	O
becomes	O
available	O
,	O
based	O
on	O
NetBSD	B-Device
.	O
</s>
<s>
June	O
–	O
Apple	O
releases	O
iPhone	B-Operating_System
OS	I-Operating_System
3	I-Operating_System
with	O
the	O
iPhone	B-Operating_System
3GS	I-Operating_System
.	O
</s>
<s>
November	O
–	O
Nokia	O
releases	O
the	O
Nokia	B-Application
N900	I-Application
,	O
its	O
first	O
and	O
only	O
smartphone	B-Application
running	O
the	O
Maemo	B-Operating_System
OS	I-Operating_System
intended	O
for	O
"	O
handheld	B-Application
computers	I-Application
...	O
with	O
voice	O
capability	O
"	O
,	O
while	O
stating	O
that	O
they	O
remain	O
focused	O
on	O
Symbian	B-Language
S60	I-Language
as	O
their	O
smartphone	B-Application
OS	O
.	O
</s>
<s>
(	O
Nokia	O
had	O
previously	O
released	O
three	O
Mobile	B-Device
Internet	I-Device
devices	I-Device
running	O
Maemo	B-Operating_System
,	O
without	O
cellular	O
network	O
connectivity	O
.	O
)	O
</s>
<s>
MeeGo	B-Operating_System
is	O
announced	O
,	O
a	O
mobile	O
Linux	B-Application
distribution	I-Application
merging	O
Maemo	B-Operating_System
from	O
Nokia	O
and	O
Moblin	B-Language
from	O
Intel	O
and	O
Linux	B-Operating_System
Foundation	I-Operating_System
,	O
to	O
be	O
hosted	O
by	O
Linux	B-Operating_System
Foundation	I-Operating_System
.	O
</s>
<s>
MeeGo	B-Operating_System
is	O
not	O
backward-compatible	O
with	O
any	O
previous	O
operating	B-General_Concept
system	I-General_Concept
.	O
</s>
<s>
Samsung	B-Application
introduces	O
the	O
Bada	B-Operating_System
OS	I-Operating_System
and	O
shows	O
the	O
first	O
Bada	B-Operating_System
smartphone	B-Application
,	O
the	O
Samsung	B-Application
S8500	I-Application
.	O
</s>
<s>
Apple	O
releases	O
the	O
iPad	B-Device
(	O
first	B-Operating_System
generation	I-Operating_System
)	O
with	O
iPhone	B-Operating_System
OS	I-Operating_System
3.2	I-Operating_System
.	O
</s>
<s>
This	O
is	O
the	O
first	O
version	O
of	O
the	O
OS	O
to	O
support	O
tablet	B-Device
computers	I-Device
.	O
</s>
<s>
For	O
its	O
next	O
major	O
version	O
(	O
4.0	O
)	O
iPhone	B-Operating_System
OS	I-Operating_System
will	O
be	O
renamed	O
iOS	B-Application
.	O
</s>
<s>
HP	O
acquires	O
Palm	O
in	O
order	O
to	O
use	O
webOS	B-Operating_System
in	O
multiple	O
new	O
products	O
,	O
including	O
smartphones	B-Application
,	O
tablets	B-Device
,	O
and	O
printers	O
,	O
later	O
stating	O
their	O
intent	O
to	O
use	O
it	O
as	O
the	O
universal	O
platform	O
for	O
all	O
their	O
devices	O
.	O
</s>
<s>
May	O
–	O
Microsoft	B-Device
Kin	I-Device
phone	O
line	O
with	O
KIN	B-Device
OS	I-Device
(	O
based	O
on	O
Windows	B-Operating_System
CE	I-Operating_System
and	O
a	O
"	O
close	O
cousin	O
"	O
to	O
Windows	B-Protocol
Phone	I-Protocol
)	O
become	O
available	O
.	O
</s>
<s>
June	O
–	O
Apple	O
releases	O
iOS	B-Operating_System
4	I-Operating_System
,	O
renamed	O
from	O
iPhone	B-Operating_System
OS	I-Operating_System
,	O
with	O
the	O
iPhone	B-Operating_System
4	I-Operating_System
.	O
</s>
<s>
July	O
–	O
Microsoft	B-Device
Kin	I-Device
phones	B-Application
and	O
KIN	B-Device
OS	I-Device
are	O
discontinued	O
.	O
</s>
<s>
Apple	O
releases	O
a	O
variant	O
of	O
iOS	B-Application
powering	O
the	O
new	O
2nd	O
generation	O
Apple	B-Device
TV	I-Device
.	O
</s>
<s>
Symbian^3	B-Operating_System
is	O
first	O
released	O
on	O
the	O
Nokia	B-Language
N8	I-Language
.	O
</s>
<s>
This	O
would	O
be	O
Nokia	O
's	O
last	O
flagship	O
device	O
running	O
Symbian	B-Operating_System
(	O
though	O
not	O
their	O
last	O
Symbian	B-Operating_System
phone	O
)	O
,	O
before	O
switching	O
to	O
Windows	B-Protocol
Phone	I-Protocol
7	I-Protocol
for	O
future	O
flagship	O
phones	B-Application
.	O
</s>
<s>
The	O
Danger	B-Application
Hiptop	I-Application
line	O
and	O
DangerOS	O
are	O
discontinued	O
as	O
a	O
result	O
of	O
Microsoft	O
's	O
acquisition	O
of	O
Danger	O
,	O
Inc	O
.	O
in	O
2008	O
.	O
</s>
<s>
Nokia	O
assumes	O
full	O
control	O
over	O
Symbian	B-Operating_System
as	O
the	O
Symbian	B-Application
Foundation	I-Application
disintegrates	O
.	O
</s>
<s>
Windows	B-Protocol
Phone	I-Protocol
OS	I-Protocol
is	O
released	O
on	O
Windows	B-Protocol
Phone	I-Protocol
7	I-Protocol
phones	B-Application
by	O
HTC	B-Application
,	O
LG	O
,	O
Samsung	B-Application
,	O
and	O
Dell	O
.	O
</s>
<s>
The	O
new	O
OS	O
is	O
not	O
backward-compatible	O
with	O
the	O
prior	O
Windows	B-Operating_System
Mobile	I-Operating_System
OS	O
.	O
</s>
<s>
Android	B-Application
3.0	I-Application
(	O
Honeycomb	B-Application
)	O
,	O
the	O
first	O
version	O
to	O
officially	O
support	O
tablet	B-Device
computers	I-Device
,	O
is	O
released	O
on	O
the	O
Motorola	B-Application
Xoom	I-Application
.	O
</s>
<s>
Nokia	O
abandons	O
the	O
Symbian	B-Operating_System
OS	I-Operating_System
and	O
announces	O
that	O
it	O
would	O
use	O
Microsoft	O
's	O
Windows	B-Protocol
Phone	I-Protocol
7	I-Protocol
as	O
its	O
primary	O
smartphone	B-Application
platform	O
,	O
while	O
Symbian	B-Operating_System
would	O
be	O
gradually	O
wound	O
down	O
.	O
</s>
<s>
April	O
–	O
BlackBerry	B-Application
Tablet	I-Application
OS	I-Application
,	O
based	O
on	O
QNX	B-Operating_System
Neutrino	I-Operating_System
is	O
released	O
on	O
the	O
BlackBerry	B-Application
PlayBook	I-Application
.	O
</s>
<s>
Mozilla	B-Operating_System
announces	O
their	O
Boot	B-Operating_System
to	I-Operating_System
Gecko	I-Operating_System
project	O
(	O
later	O
named	O
Firefox	B-Operating_System
OS	I-Operating_System
)	O
to	O
develop	O
an	O
OS	O
for	O
handheld	B-Application
devices	I-Application
emphasizing	O
standards-based	O
Web	O
technologies	O
,	O
similar	O
to	O
webOS	B-Operating_System
.	O
</s>
<s>
webOS	B-Operating_System
3.0	O
,	O
the	O
first	O
version	O
to	O
support	O
tablet	B-Device
computers	I-Device
,	O
is	O
released	O
on	O
the	O
HP	B-Application
TouchPad	I-Application
.	O
</s>
<s>
August	O
–	O
HP	O
announces	O
that	O
webOS	B-Operating_System
device	O
development	O
and	O
production	O
lines	O
would	O
be	O
halted	O
.	O
</s>
<s>
The	O
last	O
HP	B-Operating_System
webOS	I-Operating_System
version	O
,	O
3.0.5	O
,	O
is	O
released	O
on	O
January	O
12	B-Application
,	O
2012	O
.	O
</s>
<s>
MeeGo	B-Operating_System
is	O
introduced	O
with	O
the	O
limited-release	O
Nokia	B-Operating_System
N9	I-Operating_System
,	O
Nokia	O
's	O
first	O
and	O
only	O
consumer	O
device	O
to	O
use	O
the	O
OS	O
.	O
</s>
<s>
(	O
A	O
small	O
number	O
of	O
the	O
Nokia	B-Language
N950	I-Language
,	O
a	O
MeeGo	B-Operating_System
phone	O
available	O
only	O
to	O
developers	O
,	O
were	O
released	O
in	O
mid-2011	O
.	O
)	O
</s>
<s>
After	O
Nokia	O
's	O
abandonment	O
of	O
MeeGo	B-Operating_System
,	O
Intel	O
and	O
the	B-Operating_System
Linux	I-Operating_System
Foundation	I-Operating_System
announce	O
a	O
partnership	O
with	O
Samsung	B-Application
to	O
launch	O
Tizen	B-Application
,	O
shifting	O
their	O
focus	O
from	O
MeeGo	B-Operating_System
(	O
Intel	O
and	O
Linux	B-Operating_System
Foundation	I-Operating_System
)	O
and	O
Bada	B-Operating_System
(	O
Samsung	B-Application
)	O
during	O
2011	O
and	O
2012	O
.	O
</s>
<s>
Apple	O
releases	O
iOS	B-Operating_System
5	I-Operating_System
with	O
the	O
iPhone	B-Operating_System
4S	I-Operating_System
,	O
integrating	O
the	O
Siri	B-Application
voice	O
assistant	O
.	O
</s>
<s>
The	O
Mer	B-Application
project	I-Application
is	O
announced	O
,	O
based	O
on	O
an	O
ultra-portable	B-Device
core	O
for	O
building	O
products	O
,	O
composed	O
of	O
Linux	B-Application
,	O
HTML5	B-Application
,	O
QML	B-Language
,	O
and	O
JavaScript	B-Language
,	O
which	O
is	O
derived	O
from	O
the	O
MeeGo	B-Operating_System
codebase	O
.	O
</s>
<s>
November	O
–	O
Fire	B-Application
OS	I-Application
,	O
a	O
fork	B-Application
of	O
the	O
Android	B-Application
operating	I-Application
system	I-Application
,	O
is	O
released	O
by	O
Amazon.com	B-Application
on	O
the	B-General_Concept
Kindle	I-General_Concept
Fire	B-Application
tablet	I-Application
.	O
</s>
<s>
May	O
–	O
Nokia	O
releases	O
the	O
Nokia	B-Language
808	I-Language
PureView	I-Language
,	O
later	O
confirmed	O
(	O
in	O
January	O
2013	O
)	O
to	O
be	O
the	O
last	O
Symbian	B-Operating_System
smartphone	B-Application
.	O
</s>
<s>
This	O
phone	O
was	O
followed	O
by	O
a	O
single	O
last	O
Symbian	B-Operating_System
software	O
update	O
,	O
"	O
Nokia	B-Operating_System
Belle	I-Operating_System
,	O
Feature	O
Pack	O
2	O
"	O
,	O
later	O
in	O
2012	O
.	O
</s>
<s>
Finnish	O
start-up	O
Jolla	B-Operating_System
,	O
formed	O
by	O
former	O
Nokia	O
employees	O
,	O
announces	O
that	O
MeeGo	B-Operating_System
's	O
community-driven	O
successor	O
Mer	B-Application
would	O
be	O
the	O
basis	O
of	O
their	O
new	O
Sailfish	B-Operating_System
smartphone	B-Application
OS	O
.	O
</s>
<s>
Mozilla	B-Operating_System
announces	O
that	O
the	O
project	O
formerly	O
named	O
Boot	B-Operating_System
to	I-Operating_System
Gecko	I-Operating_System
(	O
which	O
is	O
built	O
atop	O
an	O
Android	B-Application
Linux	I-Application
kernel	B-Operating_System
using	O
Android	B-Application
drivers	O
and	O
services	O
;	O
however	O
it	O
uses	O
no	O
Java-like	O
code	O
of	O
Android	B-Application
)	O
is	O
now	O
Firefox	B-Operating_System
OS	I-Operating_System
(	O
since	O
discontinued	O
)	O
and	O
has	O
several	O
handset	O
OEMs	O
on	O
board	O
.	O
</s>
<s>
August	O
–	O
Samsung	B-Application
announces	O
they	O
wo	O
n't	O
ship	O
further	O
phones	B-Application
using	O
their	O
Bada	B-Operating_System
OS	I-Operating_System
,	O
instead	O
focusing	O
on	O
Windows	B-Protocol
Phone	I-Protocol
8	O
and	O
Android	B-Application
.	O
</s>
<s>
September	O
–	O
Apple	O
releases	O
iOS	B-Operating_System
6	I-Operating_System
with	O
the	O
iPhone	B-Operating_System
5	I-Operating_System
.	O
</s>
<s>
January	O
–	O
BlackBerry	B-Application
releases	O
their	O
new	O
operating	B-General_Concept
system	I-General_Concept
for	O
smartphones	B-Application
,	O
BlackBerry	B-Application
10	I-Application
,	O
with	O
their	O
Q10	B-Application
and	O
Z10	B-Application
smartphones	B-Application
.	O
</s>
<s>
BlackBerry	B-Application
10	I-Application
is	O
not	O
backward-compatible	O
with	O
the	O
BlackBerry	B-Application
OS	I-Application
used	O
on	O
their	O
previous	O
smartphones	B-Application
.	O
</s>
<s>
February	O
–	O
HP	O
sells	O
webOS	B-Operating_System
to	O
LG	O
.	O
</s>
<s>
September	O
–	O
Apple	O
releases	O
iOS	B-Operating_System
7	I-Operating_System
with	O
the	O
iPhone	B-Operating_System
5S	I-Operating_System
and	O
iPhone	B-Operating_System
5C	I-Operating_System
.	O
</s>
<s>
Canonical	O
announces	O
Ubuntu	B-Protocol
Touch	I-Protocol
,	O
a	O
version	O
of	O
the	O
Linux	B-Application
distribution	I-Application
expressly	O
designed	O
for	O
smartphones	B-Application
.	O
</s>
<s>
The	O
OS	O
is	O
built	O
on	O
the	O
Android	B-Application
Linux	I-Application
kernel	B-Operating_System
,	O
using	O
Android	B-Application
drivers	O
and	O
services	O
,	O
but	O
does	O
not	O
use	O
any	O
of	O
the	O
Java-like	O
code	O
of	O
Android	B-Application
.	O
</s>
<s>
Google	B-Application
releases	O
Android	B-Application
KitKat	I-Application
4.4	O
.	O
</s>
<s>
November	O
–	O
Jolla	B-Operating_System
releases	O
Sailfish	B-Operating_System
OS	I-Operating_System
on	O
the	O
Jolla	B-Operating_System
smartphone	I-Operating_System
.	O
</s>
<s>
Nokia	O
introduces	O
their	O
Nokia	B-Application
X	I-Application
platform	I-Application
OS	O
as	O
an	O
Android	B-Application
4.1.2	I-Application
Jelly	I-Application
Bean	I-Application
fork	B-Application
on	O
the	O
Nokia	B-Device
X	I-Device
family	I-Device
of	O
smartphones	B-Application
.	O
</s>
<s>
Similar	O
to	O
com	O
's	O
Fire	B-Application
OS	I-Application
,	O
it	O
replaces	O
Google	B-Application
's	I-Application
apps	B-Application
and	O
services	O
with	O
ones	O
from	O
Nokia	O
(	O
such	O
as	O
HERE	B-Application
Maps	I-Application
,	O
Nokia	B-Application
Xpress	I-Application
and	O
MixRadio	B-Language
,	O
and	O
Nokia	B-Application
's	I-Application
own	I-Application
app	I-Application
store	I-Application
)	O
and	O
Microsoft	O
(	O
such	O
as	O
Skype	B-Application
and	O
Outlook	B-Application
)	O
,	O
with	O
a	O
user	B-Application
interface	I-Application
that	O
mimics	O
the	O
Windows	B-Protocol
Phone	I-Protocol
UI	O
.	O
</s>
<s>
After	O
the	O
acquisition	O
of	O
Nokia	O
's	O
devices	O
unit	O
,	O
Microsoft	O
announced	O
in	O
July	O
2014	O
that	O
no	O
more	O
Nokia	O
X	O
smartphones	B-Application
would	O
be	O
introduced	O
,	O
marking	O
the	O
end	O
of	O
the	O
platform	O
just	O
a	O
few	O
months	O
later	O
.	O
</s>
<s>
August	O
–	O
The	O
Samsung	B-Application
SM-Z9005	I-Application
Z	I-Application
is	O
the	O
first	O
phone	O
released	O
running	O
Tizen	B-Application
,	O
with	O
v2.2.1	O
of	O
the	O
OS	O
.	O
</s>
<s>
Apple	O
releases	O
iOS	B-Operating_System
8	I-Operating_System
with	O
the	O
iPhone	B-Operating_System
6	I-Operating_System
and	I-Operating_System
6	I-Operating_System
Plus	I-Operating_System
.	O
</s>
<s>
February	O
–	O
Google	B-Application
releases	O
Android	B-Application
5.1	I-Application
"	O
Lollipop	B-Application
"	O
.	O
</s>
<s>
LG	O
releases	O
the	O
LG	B-Application
Watch	I-Application
Urbane	I-Application
LTE	I-Application
smartwatch	B-Application
running	O
"	O
LG	O
Wearable	O
Platform	O
OS	O
"	O
based	O
on	O
webOS	B-Operating_System
.	O
</s>
<s>
This	O
is	O
a	O
version	O
of	O
their	O
Android	B-Application
Wear	I-Application
OS-based	O
LG	B-Application
Watch	I-Application
Urbane	I-Application
,	O
with	O
added	O
LTE	O
connectivity	O
.	O
</s>
<s>
watchOS	B-Device
,	O
based	O
on	O
iOS	B-Application
,	O
is	O
released	O
by	O
Apple	O
with	O
the	O
Apple	B-Device
Watch	I-Device
.	O
</s>
<s>
Apple	O
releases	O
iOS	B-Operating_System
9	I-Operating_System
with	O
the	O
iPhone	B-Operating_System
6S	I-Operating_System
and	I-Operating_System
6S	I-Operating_System
Plus	I-Operating_System
,	O
iPad	B-Device
Pro	O
,	O
and	O
iPad	B-Device
Mini	I-Device
4	I-Device
,	O
plus	O
watchOS	B-Device
2	O
.	O
tvOS	B-Operating_System
9	I-Operating_System
is	O
also	O
made	O
distinct	O
from	O
iOS	B-Application
,	O
with	O
its	O
own	O
App	B-Application
Store	I-Application
,	O
launching	O
with	O
Apple	B-Device
TV	I-Device
4th	O
generation	O
.	O
</s>
<s>
Google	B-Application
releases	O
Android	B-Application
6.0	I-Application
"	I-Application
Marshmallow	I-Application
"	I-Application
.	O
</s>
<s>
October	O
–	O
BlackBerry	B-Application
announces	O
that	O
there	O
are	O
no	O
plans	O
to	O
release	O
new	O
APIs	O
and	O
software	O
development	O
kits	O
for	O
BlackBerry	B-Application
10	I-Application
,	O
and	O
future	O
updates	O
would	O
focus	O
on	O
security	O
and	O
privacy	O
enhancements	O
only	O
.	O
</s>
<s>
November	O
–	O
Microsoft	O
releases	O
Windows	B-Operating_System
10	I-Operating_System
Mobile	I-Operating_System
.	O
</s>
<s>
February	O
–	O
Microsoft	O
releases	O
the	O
Lumia	B-Application
650	I-Application
,	O
their	O
last	O
Windows	B-Operating_System
10	I-Operating_System
Mobile	I-Operating_System
phone	O
before	O
discontinuing	O
all	O
mobile	O
hardware	B-Architecture
production	O
the	O
following	O
year	O
.	O
</s>
<s>
July	O
–	O
The	O
BlackBerry	B-Application
Classic	I-Application
,	O
the	O
last	O
device	O
to	O
date	O
running	O
a	O
BlackBerry	B-Application
OS	I-Application
is	O
discontinued	O
.	O
</s>
<s>
While	O
BlackBerry	B-Application
Limited	O
claimed	O
to	O
still	O
be	O
committed	O
to	O
the	O
BlackBerry	B-Application
10	I-Application
operating	B-General_Concept
system	I-General_Concept
,	O
they	O
have	O
since	O
only	O
shipped	O
Android	B-Application
devices	O
after	O
releasing	O
the	O
BlackBerry	B-Application
Priv	I-Application
,	O
their	O
first	O
Android	B-Application
smartphone	B-Application
in	O
November	O
2015	O
.	O
</s>
<s>
Google	B-Application
posts	O
the	O
Fuchsia	B-Language
source	O
code	O
on	O
GitHub	B-Application
.	O
</s>
<s>
Google	B-Application
releases	O
Android	B-Application
7.0	I-Application
"	I-Application
Nougat	I-Application
"	I-Application
.	O
</s>
<s>
September	O
–	O
Apple	O
releases	O
iOS	B-Operating_System
10	I-Operating_System
with	O
the	O
iPhone	B-Application
7	I-Application
and	I-Application
7	I-Application
Plus	I-Application
,	O
and	O
watchOS	B-Device
3	O
with	O
the	O
Apple	B-Device
Watch	I-Device
Series	I-Device
1	I-Device
and	I-Device
2	I-Device
.	O
</s>
<s>
Tizen	B-Application
releases	O
Tizen	B-Application
3.0	O
.	O
</s>
<s>
BlackBerry	B-Application
releases	O
BlackBerry	B-Application
10	I-Application
version	O
10.3.3	O
.	O
</s>
<s>
Samsung	B-Application
officially	O
launches	O
Android-based	O
Samsung	B-Application
Experience	I-Application
custom	O
firmware	B-Application
starting	O
with	O
version	O
8.1	O
on	O
Samsung	B-Application
Galaxy	I-Application
S8	I-Application
.	O
</s>
<s>
Samsung	B-Application
announces	O
Tizen	B-Application
4.0	I-Application
at	O
Tizen	B-Application
Developer	O
Conference	O
2017	O
.	O
</s>
<s>
Google	B-Application
releases	O
Android	B-Application
8.0	I-Application
"	I-Application
Oreo	I-Application
"	I-Application
.	O
</s>
<s>
Apple	O
releases	O
iOS	B-Operating_System
11	I-Operating_System
with	O
the	O
iPhone	B-Operating_System
8	I-Operating_System
and	I-Operating_System
8	I-Operating_System
Plus	I-Operating_System
and	O
iPhone	B-Operating_System
X	I-Operating_System
,	O
and	O
watchOS	B-Device
4	O
with	O
the	O
Apple	B-Device
Watch	I-Device
Series	I-Device
3	I-Device
.	O
</s>
<s>
Microsoft	O
announces	O
that	O
Windows	B-Operating_System
10	I-Operating_System
Mobile	I-Operating_System
development	O
is	O
going	O
into	O
maintenance	O
mode	O
only	O
,	O
ending	O
the	O
release	O
of	O
any	O
new	O
features	O
or	O
functionality	O
due	O
to	O
lack	O
of	O
market	O
penetration	O
and	O
resultant	O
lack	O
of	O
interest	O
from	O
app	O
developers	O
,	O
and	O
releases	O
the	O
final	O
major	O
update	O
to	O
it	O
,	O
the	O
"	O
Fall	O
Creators	O
Update.	O
"	O
</s>
<s>
Samsung	B-Application
releases	O
Samsung	B-Application
Experience	I-Application
9.0	I-Application
based	O
on	O
Android	O
"	O
Oreo	O
"	O
8.0	O
globally	O
to	O
Samsung	B-Application
Galaxy	I-Application
S8	I-Application
and	O
S8+	O
.	O
</s>
<s>
Google	B-Application
and	O
partners	O
officially	O
launches	O
Android	B-Application
Go	I-Application
(	O
based	O
on	O
Android	O
"	O
Oreo	O
"	O
8.1	O
but	O
tailored	O
for	O
low-end	O
devices	O
)	O
with	O
Nokia	O
1	O
,	O
Alcatel	O
1X	O
,	O
ZTE	O
Tempo	O
Go	O
,	O
General	O
Mobile	O
8	O
Go	O
,	O
Micromax	O
Bharat	O
Go	O
and	O
Lava	O
Z50	O
.	O
</s>
<s>
Google	B-Application
releases	O
Android	B-Application
"	O
9	O
"	O
as	O
a	O
developer	O
preview	O
.	O
</s>
<s>
Microsoft	O
release	O
Windows	B-Operating_System
10	I-Operating_System
Version	O
1803	O
"	O
April	O
2018	O
Update	O
"	O
.	O
</s>
<s>
Huawei	O
release	O
LiteOS	B-Operating_System
version	O
2.1	O
.	O
</s>
<s>
Google	B-Application
releases	O
Android	B-Application
9.0	I-Application
"	B-Application
Pie	I-Application
"	I-Application
.	O
</s>
<s>
UBPorts	B-Protocol
released	O
Ubuntu	B-Protocol
Touch	I-Protocol
OTA-14	I-Protocol
,	O
upgrading	O
the	O
OS	O
based	O
on	O
the	O
Canonical	O
's	O
long-term	O
support	O
version	O
of	O
Ubuntu	B-Operating_System
16.04	I-Operating_System
LTS	I-Operating_System
"	I-Operating_System
Xenial	I-Operating_System
Xerus	I-Operating_System
"	I-Operating_System
.	O
</s>
<s>
Xiaomi	O
officially	O
introduces	O
MIUI	B-Protocol
for	I-Protocol
POCO	I-Protocol
for	O
their	O
Poco	O
series	O
smartphone	B-Application
.	O
</s>
<s>
Samsung	B-Application
officially	O
introduces	O
Tizen	B-Application
4.0	I-Application
with	O
the	O
release	O
of	O
Samsung	B-Application
Galaxy	O
Watch	O
series	O
.	O
</s>
<s>
Apple	O
releases	O
iOS	B-Operating_System
12	I-Operating_System
with	O
the	O
iPhone	B-Operating_System
XS	I-Operating_System
and	I-Operating_System
XS	I-Operating_System
Max	I-Operating_System
,	O
and	O
watchOS	B-Device
5	O
with	O
Apple	B-Device
Watch	I-Device
Series	O
4	O
.	O
</s>
<s>
Huawei	O
releases	O
EMUI	B-Operating_System
9.0	I-Operating_System
.	O
</s>
<s>
Microsoft	O
releases	O
Windows	B-Operating_System
10	I-Operating_System
Version	O
1809	O
"	O
October	O
2018	O
Update	O
"	O
.	O
</s>
<s>
Samsung	B-Application
announces	O
the	O
One	B-Application
UI	I-Application
as	O
the	O
latest	O
version	O
of	O
the	O
Samsung	B-Application
Experience	I-Application
UI	I-Application
.	O
</s>
<s>
Amazon	B-Application
released	O
Fire	B-Application
OS	I-Application
6	I-Application
to	O
supported	O
Fire	O
HD	O
devices	O
.	O
</s>
<s>
Microsoft	O
announces	O
that	O
support	O
for	O
Windows	B-Operating_System
10	I-Operating_System
Mobile	I-Operating_System
would	O
end	O
on	O
December	O
10	B-Application
,	O
2019	O
,	O
and	O
that	O
Windows	B-Operating_System
10	I-Operating_System
Mobile	I-Operating_System
users	O
should	O
migrate	O
to	O
iOS	B-Application
or	O
Android	B-Application
phones	I-Application
.	O
</s>
<s>
Apple	O
announces	O
iOS	B-Operating_System
13	I-Operating_System
,	O
watchOS	B-Device
6	O
,	O
and	O
iPadOS	B-Operating_System
as	O
a	O
distinct	O
variant	O
of	O
iOS	B-Application
.	O
</s>
<s>
Apple	O
releases	O
iOS	B-Operating_System
13	I-Operating_System
with	O
the	O
iPhone	B-Operating_System
11	I-Operating_System
series	O
,	O
watchOS	B-Device
6	O
with	O
Apple	B-Device
Watch	I-Device
Series	O
5	O
,	O
and	O
iPadOS	B-Operating_System
with	O
the	O
7th	B-Device
generation	I-Device
iPad	I-Device
.	O
</s>
<s>
Google	B-Application
releases	O
Android	B-Application
10	I-Application
.	O
</s>
<s>
The	O
Librem	B-Application
5	I-Application
,	O
the	O
first	O
phone	O
running	O
PureOS	B-Language
,	O
is	O
released	O
.	O
</s>
<s>
Samsung	B-Application
announces	O
the	O
One	B-Application
UI	I-Application
2.0	I-Application
as	O
the	O
latest	O
version	O
of	O
their	O
Galaxy	O
Smartphone	B-Application
and	O
Smartwatch	B-Application
UI	O
.	O
</s>
<s>
Microsoft	O
releases	O
the	O
Windows	B-Operating_System
10	I-Operating_System
November	O
10	B-Application
,	O
2019	O
Update	O
.	O
</s>
<s>
These	O
operating	B-General_Concept
systems	I-General_Concept
often	O
run	O
atop	O
baseband	O
or	O
other	O
real-time	B-Operating_System
operating	I-Operating_System
systems	I-Operating_System
that	O
handle	O
hardware	B-Architecture
aspects	O
of	O
the	O
phone	O
.	O
</s>
<s>
Android	B-Application
(	O
based	O
on	O
the	O
modified	O
Linux	B-Operating_System
kernel	I-Operating_System
)	O
is	O
a	O
mobile	B-Operating_System
operating	I-Operating_System
system	I-Operating_System
developed	O
by	O
Google	B-Application
.	I-Application
</s>
<s>
The	O
base	O
system	O
is	O
open-source	B-License
(	O
and	O
only	O
the	O
kernel	B-Operating_System
copyleft	B-License
)	O
,	O
but	O
the	O
apps	B-Application
and	O
drivers	O
which	O
provide	O
functionality	O
are	O
increasingly	O
becoming	O
closed-source	B-Application
.	O
</s>
<s>
Besides	O
having	O
the	O
largest	O
installed	O
base	O
worldwide	O
on	O
smartphones	B-Application
,	O
it	O
is	O
also	O
the	O
most	O
popular	O
operating	B-General_Concept
system	I-General_Concept
for	O
general	B-Architecture
purpose	I-Architecture
computers	I-Architecture
(	O
a	O
category	O
that	O
includes	O
desktop	B-Device
computers	I-Device
and	O
mobile	B-Application
devices	I-Application
)	O
,	O
even	O
though	O
Android	B-Application
is	I-Application
not	O
a	O
popular	O
operating	B-General_Concept
system	I-General_Concept
for	O
regular	O
(	O
desktop	O
)	O
personal	B-Device
computers	I-Device
(	O
PCs	B-Device
)	O
.	O
</s>
<s>
Although	O
the	O
Android	B-Application
operating	I-Application
system	I-Application
is	O
free	B-License
and	I-License
open-source	I-License
software	I-License
,	O
in	O
devices	O
sold	O
,	O
much	O
of	O
the	O
software	O
bundled	O
with	O
it	O
(	O
including	O
Google	B-Application
apps	B-Application
and	O
vendor-installed	O
software	O
)	O
is	O
proprietary	B-Application
software	I-Application
and	O
closed-source	B-Application
.	O
</s>
<s>
Android	B-Application
's	O
releases	O
before	O
2.0	B-Application
(	O
1.0	O
,	O
1.5	B-Application
,	O
1.6	B-Application
)	O
were	O
used	O
exclusively	O
on	O
mobile	O
phones	B-Application
.	O
</s>
<s>
Android	B-Application
2.x	O
releases	O
were	O
mostly	O
used	O
for	O
mobile	O
phones	B-Application
but	O
also	O
some	O
tablets	B-Device
.	O
</s>
<s>
Android	B-Application
3.0	I-Application
was	O
a	O
tablet-oriented	O
release	O
and	O
does	O
not	O
officially	O
run	O
on	O
mobile	O
phones	B-Application
.	O
</s>
<s>
Both	O
phone	O
and	O
tablet	B-Device
compatibility	O
were	O
merged	O
with	O
Android	B-Application
4.0	I-Application
.	O
</s>
<s>
The	O
current	O
Android	B-Application
version	I-Application
is	O
Android	B-Application
13	I-Application
,	O
released	O
on	O
August	O
15	O
,	O
2022	O
.	O
</s>
<s>
BharOS	O
is	O
a	O
mobile	B-Operating_System
operating	I-Operating_System
system	I-Operating_System
in	O
India	O
.	O
</s>
<s>
It	O
is	O
an	O
Indian	O
government-funded	O
project	O
to	O
develop	O
a	O
free	B-License
and	I-License
open-source	I-License
operating	B-General_Concept
system	I-General_Concept
(	O
OS	O
)	O
for	O
use	O
in	O
government	O
and	O
public	O
systems	O
.	O
</s>
<s>
The	O
Indian	O
Express	O
said	O
it	O
appears	O
to	O
be	O
a	O
forked	B-Application
version	O
of	O
Android	B-Application
.	O
</s>
<s>
Since	O
"	O
BharOS	O
can	O
run	O
most	O
apps	B-Application
"	O
it	O
is	O
presumably	O
based	O
on	O
the	O
Android	B-Application
Open	B-License
Source	I-License
Project	O
.	O
</s>
<s>
Android	B-Application
One	O
,	O
a	O
successor	O
to	O
Google	B-Device
Nexus	I-Device
,	O
is	O
a	O
software	O
experience	O
that	O
runs	O
on	O
the	O
unmodified	O
Android	B-Application
operating	I-Application
system	I-Application
.	O
</s>
<s>
Unlike	O
most	O
of	O
the	O
"	O
stock	O
"	O
Androids	B-Application
running	O
on	O
the	O
market	O
,	O
the	O
Android	B-Application
One	O
User	B-Application
Interface	I-Application
(	O
UI	O
)	O
closely	O
resembles	O
the	B-Application
Google	I-Application
Pixel	B-Device
UI	O
,	O
due	O
to	O
Android	B-Application
One	O
being	O
a	O
software	O
experience	O
developed	O
by	O
Google	B-Application
and	O
distributed	O
to	O
partners	O
such	O
as	O
Nokia	O
Mobile	O
(	O
HMD	O
)	O
and	O
Xiaomi	O
.	O
</s>
<s>
Original	O
equipment	O
manufacturer	O
(	O
OEM	O
)	O
partners	O
may	O
tweak	O
or	O
add	O
additional	O
apps	B-Application
such	O
as	O
cameras	O
to	O
the	O
firmware	B-Application
,	O
but	O
most	O
of	O
the	O
apps	B-Application
are	O
handled	O
proprietarily	O
by	O
Google	B-Application
.	I-Application
</s>
<s>
Operating	B-General_Concept
system	I-General_Concept
updates	O
are	O
handled	O
by	O
Google	B-Application
and	O
internally	O
tested	O
by	O
OEMs	O
before	O
being	O
distributed	O
via	O
an	O
OTA	O
update	O
to	O
end	O
users	O
.	O
</s>
<s>
BlackBerry	B-Application
Secure	O
is	O
an	O
operating	B-General_Concept
system	I-General_Concept
developed	O
by	O
BlackBerry	B-Application
,	O
based	O
on	O
the	O
Android	B-Application
Open	B-License
Source	I-License
Project	O
(	O
AOSP	O
)	O
.	O
</s>
<s>
BlackBerry	B-Application
officially	O
announced	O
the	O
name	O
for	O
their	O
Android-based	O
front-end	B-Architecture
touch	B-Application
interface	I-Application
in	O
August	O
2017	O
,	O
before	O
which	O
BlackBerry	B-Application
Secure	O
was	O
running	O
on	O
BlackBerry	B-Application
brand	O
devices	O
,	O
such	O
as	O
BlackBerry	B-Application
Priv	I-Application
,	O
DTEK	O
50/60	O
and	O
BlackBerry	B-Application
KeyOne	I-Application
.	O
</s>
<s>
Currently	O
,	O
BlackBerry	B-Application
plans	O
to	O
license	O
out	O
the	O
BlackBerry	B-Application
Secure	O
to	O
other	O
OEMs	O
.	O
</s>
<s>
CalyxOS	B-Operating_System
is	O
an	O
operating	B-General_Concept
system	I-General_Concept
for	O
smartphones	B-Application
based	O
on	O
Android	B-Application
with	O
mostly	O
free	B-License
and	I-License
open-source	I-License
software	I-License
.	O
</s>
<s>
ColorOS	B-Application
is	O
a	O
custom	O
front-end	B-Architecture
touch	B-Application
interface	I-Application
based	O
on	O
the	O
Android	B-Application
Open	B-License
Source	I-License
Project	O
(	O
AOSP	O
)	O
and	O
developed	O
by	O
OPPO	O
Electronics	O
Corp	O
.	O
</s>
<s>
In	O
2016	O
,	O
OPPO	O
officially	O
released	O
ColorOS	B-Application
with	O
every	O
OPPO	O
and	O
Realme	O
device	O
and	O
released	O
an	O
official	O
ROM	B-Operating_System
for	O
the	O
OnePlus	B-Application
One	I-Application
.	O
</s>
<s>
Future	O
Realme	O
devices	O
will	O
have	O
their	O
own	O
version	O
of	O
ColorOS	B-Application
.	O
</s>
<s>
CopperheadOS	B-Application
is	O
a	O
security-hardened	O
version	O
of	O
Android	B-Application
.	O
</s>
<s>
DivestOS	B-Application
is	O
a	O
soft	O
fork	B-Application
of	O
LineageOS	B-Application
.	O
</s>
<s>
Huawei	B-Operating_System
EMUI	I-Operating_System
is	O
the	O
front-end	B-Architecture
touch	B-Application
interface	I-Application
developed	O
by	O
Huawei	O
Technologies	O
Co	O
.	O
Ltd	O
.	O
and	O
its	O
sub-brand	O
Honor	O
which	O
is	O
based	O
on	O
Google	B-Application
's	I-Application
Android	I-Application
Open	B-License
Source	I-License
Project	O
(	O
AOSP	O
)	O
.	O
</s>
<s>
EMUI	B-Operating_System
is	O
preinstalled	O
on	O
most	O
Huawei	O
and	O
Honor	O
devices	O
.	O
</s>
<s>
While	O
it	O
was	O
based	O
on	O
the	O
open-source	B-License
Android	B-Application
operating	I-Application
system	I-Application
,	O
it	O
consists	O
of	O
closed-source	B-Application
proprietary	B-Application
software	I-Application
.	O
</s>
<s>
Since	O
the	O
US	O
sanctions	O
,	O
it	O
is	O
currently	O
a	O
fork	B-Application
of	O
Android	B-Application
similar	O
to	O
FireOS	B-Application
instead	O
of	O
a	O
compatible	O
one	O
.	O
</s>
<s>
In	O
mainland	O
China	O
,	O
and	O
internationally	O
since	O
2020	O
due	O
to	O
U.S.	O
sanctions	O
,	O
EMUI	B-Operating_System
devices	O
utilize	O
Huawei	O
Mobile	O
Services	O
such	O
as	O
Huawei	O
AppGallery	O
instead	O
of	O
Google	B-Application
Mobile	I-Application
Services	I-Application
.	O
</s>
<s>
Aside	O
from	O
based	O
on	O
Android	B-Application
,	O
Huawei	O
also	O
bundle	O
the	O
HarmonyOS	B-Operating_System
microkernel	O
in	O
the	O
latest	O
EMUI	B-Operating_System
update	O
inside	O
Android	B-Application
which	O
handle	O
other	O
process	O
including	O
security	O
authentication	O
such	O
as	O
the	O
fingerprint	O
authentication	O
.	O
</s>
<s>
/e/	O
is	O
an	O
operating	B-General_Concept
system	I-General_Concept
forked	B-Application
from	O
the	O
source	O
code	O
of	O
LineageOS	B-Application
(	O
based	O
on	O
Android	B-Application
)	O
.	O
</s>
<s>
/e/	O
targets	O
Android	B-Application
smart	B-Application
phone	I-Application
devices	O
and	O
uses	O
MicroG	B-Application
as	O
a	O
replacement	O
for	O
Google	B-Application
Play	I-Application
Services	I-Application
.	O
</s>
<s>
/e/OS	O
is	O
not	O
completely	O
open	B-Application
source	I-Application
software	I-Application
,	O
because	O
it	O
comes	O
with	O
the	O
proprietary	B-Application
Magic	O
Earth	O
'	O
Maps	O
 '	O
app	O
.	O
</s>
<s>
Amazon	B-Application
Fire	I-Application
OS	I-Application
is	O
a	O
mobile	B-Operating_System
operating	I-Operating_System
system	I-Operating_System
forked	B-Application
from	O
Android	B-Application
and	O
produced	O
by	O
Amazon	B-Application
for	O
its	O
Fire	B-Application
range	I-Application
of	I-Application
tablets	I-Application
,	O
Echo	B-Device
and	O
Echo	B-Device
Dot	O
,	O
and	O
other	O
content	O
delivery	O
devices	O
like	O
Fire	B-Application
TV	I-Application
(	O
previously	O
for	O
their	O
Fire	B-Application
Phone	I-Application
)	O
.	O
</s>
<s>
Fire	B-Application
OS	I-Application
primarily	O
centers	O
on	O
content	O
consumption	O
,	O
with	O
a	O
customized	O
user	B-Application
interface	I-Application
and	O
heavy	O
ties	O
to	O
content	O
available	O
from	O
Amazon	B-Application
's	O
own	O
storefronts	O
and	O
services	O
.	O
</s>
<s>
Flyme	O
OS	O
is	O
an	O
operating	B-General_Concept
system	I-General_Concept
developed	O
by	O
Meizu	O
Technology	O
Co.	O
,	O
Ltd.	O
,	O
an	O
open-source	B-License
operating	B-General_Concept
system	I-General_Concept
based	O
on	O
the	O
Android	B-Application
Open	B-License
Source	I-License
Project	O
(	O
AOSP	O
)	O
.	O
</s>
<s>
Flyme	O
OS	O
is	O
mainly	O
installed	O
on	O
Meizu	O
smartphones	B-Application
such	O
as	O
the	O
MX	B-Application
series	I-Application
.	O
</s>
<s>
However	O
,	O
it	O
also	O
has	O
official	O
ROM	B-Operating_System
support	O
for	O
a	O
few	O
Android	B-Application
devices	O
.	O
</s>
<s>
FuntouchOS	O
is	O
a	O
custom	O
user	B-Application
interface	I-Application
developed	O
by	O
Vivo	O
that	O
is	O
based	O
on	O
the	O
Android	B-Application
Open	B-License
Source	I-License
Project	O
.	O
</s>
<s>
FuntouchOS	O
10.5	O
had	O
a	O
redesigned	O
UI	O
that	O
resembled	O
stock	O
Androids	B-Application
.	O
</s>
<s>
GrapheneOS	O
is	O
a	O
variant	O
of	O
Android	B-Application
for	O
Pixel	B-Device
hardware	B-Architecture
.	O
</s>
<s>
HiOS	O
is	O
an	O
Android-based	O
operating	B-General_Concept
system	I-General_Concept
developed	O
by	O
Hong	O
Kong	O
mobile	O
phone	O
manufacturer	O
Tecno	O
Mobile	O
,	O
a	O
subsidiary	O
of	O
Transsion	O
Holdings	O
,	O
exclusively	O
for	O
their	O
smartphones	B-Application
.	O
</s>
<s>
HiOS	O
allows	O
for	O
a	O
wide	O
range	O
of	O
user	O
customization	O
without	O
requiring	O
rooting	B-Application
the	O
mobile	B-Application
device	I-Application
.	O
</s>
<s>
The	O
operating	B-General_Concept
system	I-General_Concept
is	O
also	O
bundled	O
with	O
utility	O
applications	O
that	O
allow	O
users	O
to	O
free	O
up	O
memory	O
,	O
freeze	O
applications	O
,	O
limit	O
data	O
accessibility	O
to	O
applications	O
among	O
others	O
.	O
</s>
<s>
HTC	B-Application
Sense	O
is	O
a	O
software	O
suite	O
developed	O
by	O
HTC	B-Application
,	O
used	O
primarily	O
on	O
the	O
company	O
's	O
Android-based	O
devices	O
.	O
</s>
<s>
Serving	O
as	O
a	O
successor	O
to	O
HTC	B-Application
's	O
TouchFLO	B-Operating_System
3D	I-Operating_System
software	O
for	O
Windows	B-Operating_System
Mobile	I-Operating_System
,	O
Sense	O
modifies	O
many	O
aspects	O
of	O
the	O
Android	B-Application
user	B-Application
experience	I-Application
,	O
incorporating	O
added	O
features	O
(	O
such	O
as	O
an	O
altered	O
home	O
screen	O
and	O
keyboard	O
)	O
,	O
widgets	O
,	O
HTC-developed	O
applications	O
,	O
and	O
redesigned	O
applications	O
.	O
</s>
<s>
The	O
first	O
device	O
with	O
Sense	O
,	O
the	O
HTC	B-Application
Hero	I-Application
,	O
was	O
released	O
in	O
2009	O
.	O
</s>
<s>
iQOO	O
UI	O
is	O
a	O
custom	O
user	B-Application
interface	I-Application
that	O
is	O
based	O
on	O
Vivo	O
's	O
Funtouch	O
OS	O
,	O
which	O
itself	O
is	O
based	O
on	O
the	O
Android	B-Application
Open	B-License
Source	I-License
Project	O
(	O
AOSP	O
)	O
.	O
</s>
<s>
Indus	O
OS	O
is	O
a	O
custom	O
mobile	B-Operating_System
operating	I-Operating_System
system	I-Operating_System
based	O
on	O
the	O
Android	B-Application
Open	B-License
Source	I-License
Project	O
(	O
AOSP	O
)	O
.	O
</s>
<s>
No	O
longer	O
valid	O
as	O
of	O
2018	O
,	O
Indus	O
OS	O
is	O
available	O
on	O
Micromax	O
,	O
Intex	O
,	O
Karbonn	O
,	O
and	O
other	O
Indian	O
smartphone	B-Application
brands	O
.	O
</s>
<s>
LG	O
UX	O
(	O
formerly	O
Optimus	B-Application
UI	I-Application
)	O
is	O
a	O
front-end	B-Architecture
touch	B-Application
interface	I-Application
developed	O
by	O
LG	O
Electronics	O
and	O
partners	O
,	O
featuring	O
a	O
full	O
touch	B-Application
user	I-Application
interface	I-Application
.	O
</s>
<s>
It	O
is	O
not	O
an	O
operating	B-General_Concept
system	I-General_Concept
.	O
</s>
<s>
LG	O
UX	O
is	O
used	O
internally	O
by	O
LG	O
for	O
sophisticated	O
feature	B-Device
phones	I-Device
and	O
tablet	B-Device
computers	I-Device
,	O
and	O
is	O
not	O
available	O
for	O
licensing	O
by	O
external	O
parties	O
.	O
</s>
<s>
Optimus	B-Application
UI	I-Application
2	O
,	O
based	O
on	O
Android	B-Application
4.1.2	I-Application
,	O
has	O
been	O
released	O
on	O
the	O
Optimus	O
K	O
II	O
and	O
the	O
Optimus	O
Neo	O
3	O
.	O
</s>
<s>
It	O
features	O
a	O
more	O
refined	O
user	B-Application
interface	I-Application
compared	O
to	O
the	O
prior	O
version	O
based	O
on	O
Android	B-Application
4.1.1	I-Application
,	O
along	O
with	O
new	O
functionalities	O
such	O
as	O
voice	O
shutter	O
and	O
quick	O
memo	O
.	O
</s>
<s>
Lineage	O
Android	B-Application
Distribution	O
is	O
a	O
custom	O
mobile	B-Operating_System
operating	I-Operating_System
system	I-Operating_System
based	O
on	O
the	O
Android	B-Application
Open	B-License
Source	I-License
Project	O
(	O
AOSP	O
)	O
.	O
</s>
<s>
It	O
serves	O
as	O
the	O
successor	O
to	O
the	O
highly	O
popular	O
custom	B-Application
ROM	I-Application
,	O
CyanogenMod	B-Application
,	O
from	O
which	O
it	O
was	O
forked	B-Application
in	O
December	O
2016	O
when	O
Cyanogen	O
Inc	O
.	O
announced	O
it	O
was	O
discontinuing	O
development	O
and	O
shut	O
down	O
the	O
infrastructure	O
behind	O
the	O
project	O
.	O
</s>
<s>
Since	O
Cyanogen	O
Inc	O
.	O
retained	O
the	O
rights	O
to	O
the	O
Cyanogen	O
name	O
,	O
the	O
project	O
rebranded	O
its	O
fork	B-Application
as	O
LineageOS	B-Application
.	O
</s>
<s>
Similar	O
to	O
CyanogenMod	B-Application
,	O
it	O
does	O
not	O
include	O
any	O
proprietary	B-Application
apps	I-Application
unless	O
the	O
user	O
installs	O
them	O
.	O
</s>
<s>
It	O
allows	O
Android	B-Application
users	O
who	O
can	O
no	O
longer	O
obtain	O
update	O
support	O
from	O
their	O
manufacturer	O
to	O
continue	O
updating	O
their	O
OS	O
version	O
to	O
the	O
latest	O
one	O
based	O
on	O
official	O
release	O
from	O
Google	B-Application
AOSP	O
and	O
heavy	O
theme	O
customization	O
.	O
</s>
<s>
Magic	B-Operating_System
UI	I-Operating_System
is	O
a	O
front-end	B-Architecture
touch	B-Application
interface	I-Application
developed	O
by	O
Honor	O
as	O
a	O
subsidiary	O
of	O
Huawei	O
Technologies	O
Co	O
.	O
Ltd	O
before	O
Honor	O
became	O
an	O
independent	O
company	O
.	O
</s>
<s>
Magic	B-Operating_System
UI	I-Operating_System
is	O
based	O
on	O
Huawei	B-Operating_System
EMUI	I-Operating_System
,	O
which	O
is	O
based	O
on	O
Google	B-Application
's	I-Application
Android	I-Application
Open	B-License
Source	I-License
Project	O
(	O
AOSP	O
)	O
.	O
</s>
<s>
The	O
overall	O
user	B-Application
interface	I-Application
looks	O
almost	O
identical	O
to	O
EMUI	B-Operating_System
,	O
even	O
after	O
the	O
separation	O
.	O
</s>
<s>
While	O
it	O
was	O
based	O
on	O
the	O
open-source	B-License
Android	B-Application
operating	I-Application
system	I-Application
,	O
it	O
consists	O
of	O
closed-source	B-Application
proprietary	B-Application
software	I-Application
.	O
</s>
<s>
Due	O
to	O
sanctions	O
imposed	O
by	O
the	O
US	O
on	O
Huawei	O
,	O
new	O
devices	O
released	O
by	O
both	O
Huawei	O
and	O
Honor	O
are	O
no	O
longer	O
allowed	O
to	O
include	O
Google	B-Application
Mobile	I-Application
Services	I-Application
.	O
</s>
<s>
To	O
allow	O
Honor	O
to	O
regain	O
access	O
to	O
Google	B-Application
services	O
,	O
Huawei	O
sold	O
off	O
Honor	O
to	O
become	O
an	O
independent	O
company	O
,	O
thereby	O
allowing	O
them	O
to	O
pre-install	O
Google	B-Application
Mobile	I-Application
Services	I-Application
on	O
their	O
latest	O
devices	O
.	O
</s>
<s>
Microsoft	B-Application
Launcher	I-Application
(	O
formerly	O
known	O
as	O
Arrow	B-Application
Launcher	I-Application
)	O
is	O
an	O
application	O
launcher	O
for	O
the	O
Android	B-Application
mobile	I-Application
platform	O
developed	O
by	O
Microsoft	O
and	O
intended	O
to	O
provide	O
a	O
more	O
convenient	O
integration	O
between	O
Windows	B-Operating_System
desktop	B-Device
PCs	I-Device
and	O
Android	B-Application
smartphones	B-Application
.	O
</s>
<s>
Originally	O
available	O
as	O
a	O
beta	O
in	O
October	O
2015	O
and	O
published	O
to	O
the	B-Application
Google	I-Application
Play	O
Store	O
on	O
October	O
5	O
,	O
2017	O
.	O
</s>
<s>
It	O
does	O
not	O
replace	O
the	O
stock	O
Android	B-Application
operating	I-Application
system	I-Application
,	O
but	O
adds	O
an	O
additional	O
graphical	B-Application
layer	I-Application
with	O
a	O
focus	O
on	O
Microsoft	O
applications	O
and	O
services	O
.	O
</s>
<s>
It	O
was	O
pre-installed	O
on	O
both	O
the	O
Surface	B-Application
Duo	I-Application
and	O
Surface	B-Application
Duo	I-Application
2	O
.	O
</s>
<s>
Starting	O
from	O
Android	B-Application
12	I-Application
onwards	O
,	O
the	O
UI	O
on	O
both	O
Surface	B-Application
Duo	I-Application
and	O
Duo	O
2	O
has	O
been	O
updated	O
with	O
the	O
Fluent	B-Application
Design	I-Application
System	I-Application
,	O
which	O
closely	O
resemble	O
to	O
those	O
of	O
Windows	B-Application
11	I-Application
.	O
</s>
<s>
Mi	O
User	B-Application
Interface	I-Application
(	O
MIUI	B-Protocol
)	O
,	O
developed	O
by	O
the	O
Chinese	O
electronic	O
company	O
Xiaomi	O
,	O
is	O
a	O
mobile	B-Operating_System
operating	I-Operating_System
system	I-Operating_System
based	O
on	O
the	O
Android	B-Application
Open	B-License
Source	I-License
Project	O
(	O
AOSP	O
)	O
.	O
</s>
<s>
MIUI	B-Protocol
is	O
mostly	O
found	O
in	O
Xiaomi	O
smartphones	B-Application
such	O
as	O
the	O
Mi	O
and	O
Redmi	B-Application
Series	O
.	O
</s>
<s>
However	O
,	O
it	O
also	O
has	O
official	O
ROM	B-Operating_System
support	O
for	O
a	O
few	O
Android	B-Application
devices	O
.	O
</s>
<s>
Although	O
MIUI	B-Protocol
is	O
based	O
on	O
AOSP	O
,	O
which	O
is	O
open-source	B-License
,	O
it	O
consists	O
of	O
closed-source	B-Application
proprietary	B-Application
software	I-Application
.	O
</s>
<s>
A	O
specific	O
version	O
of	O
MIUI	B-Protocol
developed	O
for	O
Xiaomi	O
sub-brand	O
(	O
Currently	O
an	O
independence	O
brand	O
)	O
POCO	O
,	O
the	O
overall	O
experience	O
of	O
the	O
"	O
skin	O
"	O
is	O
similar	O
to	O
those	O
of	O
standard	O
MIUI	B-Protocol
expect	O
during	O
the	O
early	O
release	O
of	O
MIUI	B-Protocol
for	I-Protocol
POCO	I-Protocol
where	O
compared	O
to	O
standard	O
MIUI	B-Protocol
it	O
has	O
an	O
app	O
drawer	O
and	O
allowed	O
for	O
3rd	O
party	O
Android	B-Application
icon	O
customization	O
.	O
</s>
<s>
Whereas	O
the	O
current	O
MIUI	B-Protocol
for	I-Protocol
POCO	I-Protocol
shared	O
all	O
the	O
common	O
experience	O
with	O
those	O
of	O
standard	O
MIUI	B-Protocol
,	O
except	O
the	O
icon	O
and	O
the	O
3rd	O
party	O
icon	O
customization	O
which	O
remained	O
only	O
available	O
to	O
MIUI	B-Protocol
for	I-Protocol
POCO	I-Protocol
.	O
</s>
<s>
MyOS	O
(	O
formerly	O
called	O
MiFavor	O
)	O
is	O
a	O
custom	O
Android	B-Application
UI	O
developed	O
by	O
ZTE	O
for	O
their	O
flagship	O
smartphones	B-Application
.	O
</s>
<s>
MyOS	O
is	O
based	O
on	O
the	O
Android	B-Application
Open	B-License
Source	I-License
Project	O
(	O
AOSP	O
)	O
.	O
</s>
<s>
This	O
is	O
a	O
redesign	O
from	O
their	O
previous	O
custom	O
Android	B-Application
UI	O
,	O
MiFavor	O
.	O
</s>
<s>
My	O
UI	O
(	O
formerly	O
called	O
My	O
UX	O
)	O
is	O
a	O
custom	O
Android	B-Application
UI	O
developed	O
by	O
Motorola	O
for	O
their	O
devices	O
.	O
</s>
<s>
My	O
UX	O
used	O
to	O
look	O
like	O
the	O
stock	O
Android	B-Application
user	B-Application
experience	I-Application
up	O
until	O
My	O
UI	O
3.x	O
.	O
</s>
<s>
Nothing	O
OS	O
is	O
a	O
custom	O
Android	B-Application
UI	O
developed	O
by	O
Nothing	O
for	O
their	O
Nothing	O
Phone	O
(	O
1	O
)	O
.	O
</s>
<s>
Nothing	O
OS	O
design	O
interface	O
are	O
identical	O
to	O
the	O
stock	O
Android	B-Application
and	O
Pixel	B-Device
UI	O
experience	O
,	O
aside	O
from	O
their	O
custom	O
font	O
and	O
widget	O
which	O
is	O
based	O
on	O
dot	O
design	O
.	O
</s>
<s>
nubia	O
UI	O
is	O
a	O
custom	O
Android	B-Application
UI	O
developed	O
by	O
ZTE	O
and	O
nubia	O
for	O
their	O
smartphones	B-Application
.	O
</s>
<s>
nubia	O
UI	O
is	O
based	O
on	O
the	O
Android	B-Application
Open	B-License
Source	I-License
Project	O
(	O
AOSP	O
)	O
.	O
</s>
<s>
One	B-Application
UI	I-Application
(	O
formerly	O
called	O
TouchWiz	B-Application
and	O
Samsung	B-Application
Experience	I-Application
)	O
is	O
a	O
front-end	B-Architecture
touch	B-Application
interface	I-Application
developed	O
by	O
Samsung	B-Application
Electronics	O
in	O
2008	O
with	O
partners	O
,	O
featuring	O
a	O
full	O
touch	B-Application
user	I-Application
interface	I-Application
.	O
</s>
<s>
It	O
is	O
not	O
a	O
true	O
operating	B-General_Concept
system	I-General_Concept
,	O
but	O
a	O
user	B-Application
experience	I-Application
.	O
</s>
<s>
Samsung	B-Application
Experience	I-Application
is	O
used	O
internally	O
by	O
Samsung	B-Application
for	O
smartphones	B-Application
,	O
feature	B-Device
phones	I-Device
and	O
tablet	B-Device
computers	I-Device
,	O
and	O
is	O
not	O
available	O
for	O
licensing	O
by	O
external	O
parties	O
.	O
</s>
<s>
The	O
Android	B-Application
version	I-Application
of	O
Samsung	B-Application
Experience	I-Application
also	O
came	O
with	O
Samsung-made	O
apps	B-Application
preloaded	O
until	O
the	O
Galaxy	B-Application
S6	I-Application
,	O
which	O
removed	O
all	O
Samsung	B-Application
pre-loaded	O
apps	B-Application
except	O
Samsung	B-Application
Galaxy	I-Application
Store	I-Application
(	O
formerly	O
Galaxy	B-Application
Apps	I-Application
)	O
to	O
save	O
storage	O
space	O
due	O
to	O
the	O
removal	O
of	O
its	O
MicroSD	B-Device
.	O
</s>
<s>
With	O
the	O
release	O
of	O
Samsung	B-Application
Galaxy	I-Application
S8	I-Application
and	O
S8+	O
,	O
Samsung	B-Application
Experience	I-Application
8.1	O
was	O
preinstalled	O
on	O
it	O
with	O
new	O
functions	O
,	O
known	O
as	O
Samsung	B-Application
DeX	O
.	O
</s>
<s>
Similar	O
to	O
the	O
concept	O
of	O
Microsoft	O
Continuum	O
,	O
Samsung	B-Application
DeX	O
allowed	O
high-end	O
Galaxy	O
devices	O
such	O
as	O
S8/S8	O
+	O
or	O
Note	O
8	O
to	O
connect	O
into	O
a	O
docking	O
station	O
,	O
which	O
extends	O
the	O
device	O
to	O
allow	O
desktop-like	O
functionality	O
by	O
connecting	O
a	O
keyboard	O
,	O
mouse	O
,	O
and	O
monitor	O
.	O
</s>
<s>
Samsung	B-Application
also	O
announced	O
"	O
Linux	B-Application
on	O
Galaxy	O
"	O
,	O
which	O
allows	O
users	O
to	O
use	O
the	O
standard	O
Linux	B-Application
distribution	I-Application
on	O
the	O
DeX	O
platform	O
.	O
</s>
<s>
Origin	O
OS	O
is	O
a	O
custom	O
user	B-Application
interface	I-Application
developed	O
by	O
Vivo	O
that	O
is	O
based	O
on	O
Android	B-Application
.	O
</s>
<s>
OxygenOS	O
is	O
based	O
on	O
the	O
open	B-License
source	I-License
Android	B-Application
Open	B-License
Source	I-License
Project	O
(	O
AOSP	O
)	O
and	O
is	O
developed	O
by	O
OnePlus	O
to	O
replace	O
Cyanogen	O
OS	O
on	O
OnePlus	O
devices	O
such	O
as	O
the	O
OnePlus	B-Application
One	I-Application
.	O
</s>
<s>
It	O
is	O
preinstalled	O
on	O
the	O
OnePlus	B-Application
2	I-Application
,	O
OnePlus	B-Application
X	I-Application
,	O
OnePlus	B-Application
3	I-Application
,	O
OnePlus	B-Application
3T	I-Application
,	O
OnePlus	B-Application
5	I-Application
,	O
OnePlus	B-Application
5T	I-Application
,	O
and	O
OnePlus	B-Application
6	I-Application
.	O
</s>
<s>
As	O
stated	O
by	O
Oneplus	O
,	O
OxygenOS	O
is	O
focused	O
on	O
stabilizing	O
and	O
maintaining	O
of	O
stock	O
Android	B-Application
functionalities	O
like	O
those	O
found	O
on	O
Nexus	B-Device
devices	O
.	O
</s>
<s>
It	O
consists	O
of	O
mainly	O
Google	B-Application
apps	B-Application
and	O
minor	O
UI	O
customization	O
to	O
maintain	O
the	O
sleekness	O
of	O
stock	O
Android	B-Application
.	O
</s>
<s>
Google	B-Device
Pixel	I-Device
UI	I-Device
or	O
Pixel	B-Device
Launcher	O
is	O
developed	O
by	O
Google	B-Application
and	O
based	O
on	O
the	O
open-source	B-License
Android	B-Application
system	I-Application
.	O
</s>
<s>
Unlike	O
Nexus	B-Device
phones	I-Device
,	O
where	O
Google	B-Application
shipped	O
with	O
stock	O
Android	B-Application
,	O
the	O
UI	O
that	O
came	O
with	O
first-generation	O
Pixel	B-Device
phones	B-Application
was	O
slightly	O
modified	O
.	O
</s>
<s>
As	O
part	O
of	O
the	B-Application
Google	I-Application
Pixel	B-Device
software	O
,	O
the	O
Pixel	B-Device
UI	O
and	O
its	O
home	O
launcher	O
are	O
closed-source	B-Application
and	O
proprietary	B-Application
,	O
so	O
it	O
is	O
only	O
available	O
on	O
Pixel	B-Device
family	B-Application
devices	O
.	O
</s>
<s>
However	O
,	O
third-party	O
mods	O
allow	O
non-Pixel	O
smartphones	B-Application
to	O
install	O
Pixel	B-Device
Launcher	O
with	O
Google	B-Application
Now	I-Application
feed	O
integration	O
.	O
</s>
<s>
realme	O
UI	O
is	O
a	O
mobile	B-Operating_System
operating	I-Operating_System
system	I-Operating_System
developed	O
by	O
Realme	O
which	O
is	O
based	O
on	O
OPPO	O
ColorOS	B-Application
,	O
which	O
itself	O
is	O
based	O
on	O
the	O
Android	B-Application
Open	B-License
Source	I-License
Project	O
(	O
AOSP	O
)	O
.	O
</s>
<s>
The	O
UI	O
mostly	O
resemble	O
its	O
predecessor	O
,	O
but	O
with	O
a	O
custom	O
UI	O
on	O
top	O
of	O
ColorOS	B-Application
to	O
match	O
Realme	O
's	O
target	O
audience	O
.	O
</s>
<s>
realme	O
UI	O
R	O
edition	O
is	O
a	O
custom	O
Android	B-Application
skin	O
that	O
Realme	O
developed	O
for	O
their	O
lower-end	O
device	O
line	O
with	O
"	O
C	O
"	O
and	O
Narzo	O
series	O
,	O
the	O
Android	B-Application
based	O
line	O
of	O
is	O
based	O
on	O
Android	B-Application
Go	I-Application
,	O
hence	O
the	O
overall	O
experience	O
is	O
tune	O
down	O
to	O
allowed	O
for	O
smoother	O
experience	O
on	O
budget	O
Realme	O
devices	O
.	O
</s>
<s>
Red	O
Magic	B-Application
OS	I-Application
is	O
a	O
mobile	B-Operating_System
operating	I-Operating_System
system	I-Operating_System
developed	O
by	O
ZTE	O
and	O
Nubia	O
for	O
their	O
Red	O
Magic	O
devices	O
.	O
</s>
<s>
Replicant	O
is	O
a	O
custom	O
mobile	B-Operating_System
operating	I-Operating_System
system	I-Operating_System
based	O
on	O
the	O
Android	B-Application
with	O
all	O
proprietary	B-Application
drivers	O
and	O
bloated	O
closed-source	B-Application
software	I-Application
removed	O
.	O
</s>
<s>
TCL	O
UI	O
is	O
a	O
custom	O
user	B-Application
interface	I-Application
developed	O
by	O
TCL	O
Technology	O
for	O
their	O
in-house	O
smartphone	B-Application
series	O
.	O
</s>
<s>
The	O
OS	O
is	O
based	O
on	O
the	O
Android	B-Application
Open	B-License
Source	I-License
Project	O
(	O
AOSP	O
)	O
.	O
</s>
<s>
VOS	O
is	O
a	O
custom	O
Android	B-Application
UI	O
developed	O
by	O
BQ	O
Aquaris	O
and	O
Vsmart	O
.	O
</s>
<s>
XOS	O
(	O
formerly	O
known	O
as	O
XUI	O
)	O
is	O
an	O
Android-based	O
operating	B-General_Concept
system	I-General_Concept
developed	O
by	O
Hong	O
Kong	O
mobile	O
phone	O
manufacturer	O
Infinix	O
Mobile	O
,	O
a	O
subsidiary	O
of	O
Transsion	O
Holdings	O
,	O
exclusively	O
for	O
their	O
smartphones	B-Application
.	O
</s>
<s>
XOS	O
allows	O
for	O
a	O
wide	O
range	O
of	O
user	O
customization	O
without	O
requiring	O
rooting	B-Application
the	O
mobile	B-Application
device	I-Application
.	O
</s>
<s>
The	O
operating	B-General_Concept
system	I-General_Concept
comes	O
with	O
utility	O
applications	O
that	O
allow	O
users	O
to	O
protect	O
their	O
privacy	O
,	O
improve	O
speed	O
,	O
enhance	O
their	O
experience	O
,	O
etc	O
.	O
</s>
<s>
Sony	B-Device
Xperia	I-Device
UI	O
(	O
formerly	O
known	O
as	O
Sony	O
Ericsson	O
Timescape	O
UI	O
)	O
was	O
the	O
front-end	B-Architecture
UI	O
developed	O
by	O
Sony	O
Mobile	O
(	O
formerly	O
Sony	O
Ericsson	O
)	O
in	O
2010	O
for	O
their	O
Android-based	O
Sony	B-Device
Xperia	I-Device
series	O
.	O
</s>
<s>
Sony	B-Device
Xperia	I-Device
UI	O
mostly	O
consisted	O
of	O
Sony	O
's	O
own	O
applications	O
such	O
as	O
Sony	O
Music	O
(	O
formerly	O
known	O
as	O
Walkman	O
Music	O
player	O
)	O
,	O
Albums	O
and	O
Video	O
Player	O
.	O
</s>
<s>
During	O
its	O
time	O
as	O
Timescape	O
UI	O
,	O
the	O
UI	O
differed	O
from	O
the	O
standard	O
Android	B-Application
UIinstead	O
of	O
traditional	O
apps	B-Application
dock	O
on	O
the	O
bottom	O
part	O
,	O
they	O
were	O
located	O
at	O
the	O
four	O
corners	O
of	O
the	O
home	O
screen	O
,	O
while	O
the	O
middle	O
of	O
the	O
screen	O
consisted	O
of	O
the	O
widget	O
.	O
</s>
<s>
However	O
,	O
recent	O
UI	O
developments	O
more	O
closely	O
resemble	O
those	O
of	O
stock	O
Android	B-Application
.	O
</s>
<s>
Current	O
Xperia	B-Device
UI	O
version	O
list	O
:	O
</s>
<s>
ZenUI	O
is	O
a	O
front-end	B-Architecture
touch	B-Application
interface	I-Application
developed	O
by	O
ASUS	O
with	O
partners	O
,	O
featuring	O
a	O
full	O
touch	B-Application
user	I-Application
interface	I-Application
.	O
</s>
<s>
ZenUI	O
is	O
used	O
by	O
ASUS	O
for	O
its	O
Android	B-Application
phones	I-Application
and	O
tablet	B-Device
computers	I-Device
,	O
and	O
is	O
not	O
available	O
for	O
licensing	O
by	O
external	O
parties	O
.	O
</s>
<s>
ZenUI	O
also	O
comes	O
preloaded	O
with	O
ASUS-made	O
apps	B-Application
like	O
ZenLink	O
(	O
PC	O
Link	O
,	O
Share	O
Link	O
,	O
Party	O
Link	O
&	O
Remote	O
Link	O
)	O
.	O
</s>
<s>
ZUI	O
is	O
a	O
custom	O
operating	B-General_Concept
system	I-General_Concept
originally	O
developed	O
by	O
Lenovo	O
subsidiary	O
ZUK	O
Mobile	O
for	O
their	O
smartphones	B-Application
.	O
</s>
<s>
The	O
operating	B-General_Concept
system	I-General_Concept
is	O
based	O
on	O
the	O
Android	B-Application
Open	B-License
Source	I-License
Project	O
(	O
AOSP	O
)	O
.	O
</s>
<s>
Wear	B-Application
OS	I-Application
(	O
also	O
known	O
simply	O
as	O
Wear	O
and	O
formerly	O
Android	B-Application
Wear	I-Application
)	O
is	O
a	O
version	O
of	O
Google	B-Application
's	I-Application
Android	I-Application
operating	B-General_Concept
system	I-General_Concept
designed	O
for	O
smartwatches	B-Application
and	O
other	O
wearables	B-Operating_System
.	O
</s>
<s>
By	O
pairing	O
with	O
mobile	O
phones	B-Application
running	O
Android	B-Application
version	I-Application
6.0	O
or	O
newer	O
,	O
or	O
iOS	B-Application
version	O
10.0	O
or	O
newer	O
with	O
limited	O
support	O
from	O
Google	B-Application
's	I-Application
pairing	O
application	O
,	O
Wear	B-Application
OS	I-Application
integrates	O
Google	B-Application
Assistant	I-Application
technology	O
and	O
mobile	O
notifications	O
into	O
a	O
smartwatch	B-Application
form	O
factor	O
.	O
</s>
<s>
In	O
May	O
2021	O
at	O
Google	B-Application
I/O	I-Application
,	O
Google	B-Application
announced	O
a	O
major	O
update	O
to	O
the	O
platform	O
,	O
internally	O
known	O
as	O
Wear	O
OS	O
3.0	O
.	O
</s>
<s>
It	O
incorporates	O
a	O
new	O
visual	O
design	O
inspired	O
by	O
Android	B-Application
12	I-Application
,	O
and	O
Fitbit	O
exercise	O
tracking	O
features	O
.	O
</s>
<s>
Google	B-Application
also	O
announced	O
a	O
partnership	O
with	O
Samsung	B-Application
Electronics	O
,	O
who	O
is	O
collaborating	O
with	O
Google	B-Application
to	O
unify	O
its	O
Tizen-based	O
smartwatch	B-Application
platform	O
with	O
Wear	B-Application
OS	I-Application
,	O
and	O
has	O
committed	O
to	O
using	O
Wear	B-Application
OS	I-Application
on	O
its	O
future	O
smartwatch	B-Application
products	O
.	O
</s>
<s>
The	O
underlying	O
codebase	O
was	O
also	O
upgraded	O
to	O
Android	B-Application
11	I-Application
.	O
</s>
<s>
Wear	B-Application
OS	I-Application
3.0	O
will	O
be	O
available	O
to	O
Wear	B-Application
OS	I-Application
devices	O
running	O
Qualcomm	B-Architecture
Snapdragon	I-Architecture
Wear	O
4100	O
system	B-Architecture
on	I-Architecture
chip	I-Architecture
,	O
and	O
will	O
be	O
an	O
opt-in	O
upgrade	O
requiring	O
a	O
factory	O
reset	O
to	O
install	O
.	O
</s>
<s>
Current	O
Wear	B-Application
OS	I-Application
version	O
list	O
:	O
</s>
<s>
One	B-Application
UI	I-Application
Watch	I-Application
is	O
the	O
user	B-Application
interface	I-Application
Samsung	B-Application
developed	O
for	O
their	O
Wear	B-Application
OS	I-Application
based	O
smartwatch	B-Application
,	O
officially	O
announced	O
after	O
both	O
Google	B-Application
and	O
Samsung	B-Application
confirmed	O
they	O
would	O
unify	O
their	O
respective	O
wearable	O
operating	B-General_Concept
systems	I-General_Concept
(	O
Google	B-Application
Wear	B-Application
OS	I-Application
2.0	O
and	O
Samsung	B-Application
Tizen	B-Application
)	O
into	O
Wear	B-Application
OS	I-Application
3.0	O
.	O
</s>
<s>
Current	O
One	B-Application
UI	I-Application
Watch	I-Application
version	O
list	O
:	O
</s>
<s>
ChromeOS	O
is	O
an	O
operating	B-General_Concept
system	I-General_Concept
designed	O
by	O
Google	B-Application
that	O
is	O
based	O
on	O
the	O
Linux	B-Operating_System
kernel	I-Operating_System
and	O
uses	O
the	B-Application
Google	I-Application
Chrome	B-Application
web	I-Application
browser	I-Application
as	O
its	O
principal	O
user	B-Application
interface	I-Application
.	O
</s>
<s>
As	O
a	O
result	O
,	O
ChromeOS	O
primarily	O
supports	O
web	B-Application
applications	I-Application
.	O
</s>
<s>
Google	B-Application
announced	O
the	O
project	O
in	O
July	O
2009	O
,	O
conceiving	O
it	O
as	O
an	O
operating	B-General_Concept
system	I-General_Concept
in	O
which	O
both	O
applications	O
and	O
user	O
data	O
reside	O
in	B-Architecture
the	I-Architecture
cloud	I-Architecture
:	O
hence	O
ChromeOS	O
primarily	O
runs	O
web	B-Application
applications	I-Application
.	O
</s>
<s>
Due	O
to	O
increase	O
of	O
popularity	O
with	O
2-in-1	O
PCs	B-Device
,	O
most	O
recent	O
Chromebooks	O
are	O
introduced	O
with	O
touch	B-Device
screen	I-Device
capability	O
,	O
with	O
Android	B-Application
applications	I-Application
starting	O
to	O
become	O
available	O
for	O
the	O
operating	B-General_Concept
system	I-General_Concept
in	O
2014	O
.	O
</s>
<s>
And	O
in	O
2016	O
,	O
access	O
to	O
Android	B-Application
apps	B-Application
in	O
the	O
entire	O
Google	B-Application
Play	I-Application
Store	I-Application
was	O
introduced	O
on	O
supported	O
ChromeOS	O
devices	O
.	O
</s>
<s>
With	O
the	O
support	O
of	O
Android	B-Application
applications	I-Application
,	O
there	O
are	O
Chromebook	O
devices	O
that	O
are	O
positioned	O
as	O
tablet	B-Device
based	O
instead	O
of	O
notebooks	B-Device
.	O
</s>
<s>
ChromeOS	O
is	O
only	O
available	O
pre-installed	O
on	O
hardware	B-Architecture
from	O
Google	B-Application
manufacturing	O
partners	O
.	O
</s>
<s>
An	O
open	B-License
source	I-License
equivalent	O
,	O
ChromiumOS	B-Application
,	O
can	O
be	O
compiled	B-Language
from	O
downloaded	O
source	O
code	O
.	O
</s>
<s>
Early	O
on	O
,	O
Google	B-Application
provided	O
design	O
goals	O
for	O
ChromeOS	O
,	O
but	O
has	O
not	O
otherwise	O
released	O
a	O
technical	O
description	O
.	O
</s>
<s>
Sailfish	B-Operating_System
OS	I-Operating_System
is	O
from	O
Jolla	B-Operating_System
.	O
</s>
<s>
It	O
is	O
open	B-License
source	I-License
with	O
GNU	B-License
General	I-License
Public	I-License
License	I-License
(	O
GPL	B-License
)	O
for	O
middleware	O
stack	O
core	O
which	O
comes	O
from	O
MER	B-Application
.	O
</s>
<s>
Sailfish	B-Operating_System
due	O
to	O
Jolla	B-Operating_System
's	O
business	O
model	O
and	O
due	O
to	O
alliances	O
with	O
various	O
partners	O
and	O
due	O
to	O
intentional	O
design	O
of	O
OS	O
internals	O
,	O
is	O
capable	O
to	O
adopt	O
in	O
several	O
layers	O
third-party	O
software	O
including	O
Jolla	B-Operating_System
software	O
e.g.	O
</s>
<s>
Jolla	B-Operating_System
's	O
UI	O
is	O
proprietary	B-Application
software	I-Application
(	O
closed	B-Application
source	I-Application
)	O
,	O
so	O
such	O
components	O
can	O
be	O
proprietary	B-Application
with	O
many	O
kinds	O
of	O
licences	O
.	O
</s>
<s>
However	O
,	O
user	O
can	O
replace	O
them	O
with	O
open	B-License
source	I-License
components	O
like	O
e.g.	O
</s>
<s>
NEMO	O
UI	O
instead	O
Jolla	B-Operating_System
's	O
UI	O
.	O
</s>
<s>
After	O
Nokia	O
abandoned	O
in	O
2011	O
the	O
MeeGo	B-Operating_System
project	O
,	O
most	O
of	O
the	O
MeeGo	B-Operating_System
team	O
left	O
Nokia	O
,	O
and	O
established	O
Jolla	B-Operating_System
as	O
a	O
company	O
to	O
use	O
MeeGo	B-Operating_System
and	O
Mer	B-Application
business	O
opportunities	O
.	O
</s>
<s>
The	O
MER	B-Application
standard	O
allows	O
it	O
to	O
be	O
launched	O
on	O
any	O
hardware	B-Architecture
with	O
kernel	B-Operating_System
compatible	O
with	O
MER	B-Application
.	O
</s>
<s>
In	O
2012	O
,	O
Linux	B-Application
Sailfish	B-Operating_System
OS	I-Operating_System
based	O
on	O
MeeGo	B-Operating_System
and	O
using	O
middleware	O
of	O
MER	B-Application
core	O
stack	O
distribution	O
was	O
launched	O
for	O
public	O
use	O
.	O
</s>
<s>
The	O
first	O
device	O
,	O
the	O
Jolla	B-Operating_System
smartphone	I-Operating_System
,	O
was	O
unveiled	O
on	O
May	O
20	O
,	O
2013	O
.	O
</s>
<s>
In	O
2015	O
,	O
Jolla	B-Operating_System
Tablet	B-Device
was	O
launched	O
and	O
the	O
BRICS	O
countries	O
declared	O
it	O
an	O
officially	O
supported	O
OS	O
there	O
.	O
</s>
<s>
Jolla	B-Operating_System
started	O
licensing	O
Sailfish	B-Operating_System
OS	I-Operating_System
2.0	I-Operating_System
for	O
third	O
parties	O
.	O
</s>
<s>
Some	O
devices	O
sold	O
are	O
updateable	O
to	O
Sailfish	B-Operating_System
2.0	B-Application
with	O
no	O
limits	O
.	O
</s>
<s>
Nemo	O
Mobile	O
is	O
a	O
community-driven	O
OS	O
,	O
similar	O
to	O
Sailfish	B-Operating_System
but	O
attempting	O
to	O
replace	O
its	O
proprietary	B-Application
components	O
,	O
such	O
as	O
the	O
user	B-Application
interface	I-Application
.	O
</s>
<s>
Each	O
Sailfish	B-Operating_System
OS	I-Operating_System
version	O
release	O
is	O
named	O
after	O
a	O
Finnish	O
lake	O
:	O
</s>
<s>
+	O
Sailfish	B-Operating_System
OS	I-Operating_System
versions	O
and	O
names	O
Version	O
Update	O
Date	O
Lake	O
name	O
Description	O
1.0.0.5	O
–	O
Kaajanlampi	O
1.0.1.1x	O
1	O
Laadunjärvi	O
1.0.2.5	O
2	O
Maadajärvi	O
1.0.3.8	O
3	O
Naamankajärvi	O
1.0.4.20	O
4	O
Ohijärvi	O
1.0.5.1x	O
5	O
Paarlamp	O
1.0.7.16	O
7	O
Saapunki	O
1.0.8.19	O
8	O
Tahkalampi	O
1.1.0.3x	O
9	O
Uitukka	O
1.1.1.2x	O
10	B-Application
Vaarainjärvi	O
1.1.2.1x	O
11	O
Yliaavanlampi	O
1.1.4.28	O
13	O
Äijänpäivänjärvi	O
1.1.6.27	O
15	O
Aaslakkajärvi	O
1.1.7.24	O
16	O
Björnträsket	O
1.1.9.28	O
17	O
Eineheminlampi	O
Pretransition	O
to	O
version	O
2.0	B-Application
;	O
major	O
UI	O
revamp	O
.	O
</s>
<s>
2.0.0.10	O
18	O
Saimaa	O
Full	O
transition	O
to	O
version	O
2.0	B-Application
;	O
minor	O
UI	O
and	O
function	O
improvements	O
.	O
</s>
<s>
2.0.1.11	O
19	O
Taalojärvi	O
2.0.2.51	O
20	O
Aurajoki	O
2.0.4.14	O
21	O
Fiskarsinjoki	O
2.0.5.6	O
22	O
Haapajoki	O
2.1.0.11	O
23	O
Iijoki	O
2.1.1.24	O
24	O
Jämsänjoki	O
2.1.2.3	O
Kiiminkijoki	O
2.1.3.1	O
27	O
4	O
October	O
2017	O
Kymijoki	O
Cbeta	O
release	O
.	O
</s>
<s>
Xperia	B-Device
X	O
only	O
.	O
</s>
<s>
Xperia	B-Device
X	O
only	O
.	O
</s>
<s>
2.1.3.5	O
11	O
October	O
2017	O
Public	O
release	O
of	O
Sailfish	B-Operating_System
X	O
.	O
Xperia	B-Device
X	O
only	O
.	O
</s>
<s>
2.2.0.29	O
29	O
31	O
March	O
2018	O
Mouhijoki	O
Early	O
access	O
release	O
.	O
</s>
<s>
2.2.0.29	O
7	O
June	O
2018	O
Public	O
release	O
.	O
</s>
<s>
2.2.1.18	O
12	B-Application
September	O
2018	O
Public	O
release	O
.	O
</s>
<s>
Introduction	O
of	O
the	O
Sailfish	B-Operating_System
OS	I-Operating_System
3.0	O
GUI	B-Application
.	O
</s>
<s>
Xperia	B-Device
XA2	O
(	O
Ultra/Plus	O
)	O
only	O
.	O
</s>
<s>
3.0.3.10	O
29	O
May	O
2019	O
Public	O
release	O
.	O
</s>
<s>
SteamOS	O
is	O
a	O
Linux	B-Application
distribution	I-Application
developed	O
by	O
Valve	O
.	O
</s>
<s>
It	O
incorporates	O
Valve	O
's	O
popular	O
namesake	O
Steam	B-Application
video	O
game	O
storefront	O
and	O
is	O
the	O
primary	O
operating	B-General_Concept
system	I-General_Concept
for	O
Steam	B-Device
Machines	I-Device
and	O
the	O
Steam	B-Device
Deck	I-Device
.	O
</s>
<s>
SteamOS	O
is	O
open	B-License
source	I-License
with	O
some	O
closed	B-Application
source	I-Application
components	O
.	O
</s>
<s>
SteamOS	O
was	O
originally	O
built	O
to	O
support	O
streaming	O
of	O
video	O
games	O
from	O
one	O
personal	B-Device
computer	I-Device
to	O
the	O
one	O
running	O
SteamOS	O
within	O
the	O
same	O
network	O
,	O
although	O
the	O
operating	B-General_Concept
system	I-General_Concept
can	O
support	O
standalone	O
systems	O
and	O
was	O
intended	O
to	O
be	O
used	O
as	O
part	O
of	O
Valve	O
's	O
Steam	B-Device
Machine	I-Device
platform	O
.	O
</s>
<s>
SteamOS	O
versions	O
1.0	O
,	O
released	O
in	O
December	O
2013	O
,	O
and	O
2.0	B-Application
were	O
based	O
on	O
the	O
Debian	O
distribution	O
of	O
Linux	B-Application
with	O
GNOME	B-Application
desktop	I-Application
.	O
</s>
<s>
With	O
SteamOS	O
,	O
Valve	O
encouraged	O
developers	O
to	O
incorporate	O
Linux	B-Application
compatibility	O
into	O
their	O
releases	O
to	O
better	O
support	O
Linux	B-Application
gaming	O
options	O
.	O
</s>
<s>
In	O
February	O
2022	O
,	O
Valve	O
released	O
the	O
handheld	B-Operating_System
gaming	B-Device
computer	I-Device
Steam	B-Device
Deck	I-Device
running	O
SteamOS	O
3.0	O
.	O
</s>
<s>
SteamOS	O
3	O
is	O
based	O
on	O
the	O
Arch	O
Linux	B-Application
distribution	I-Application
with	O
KDE	B-Language
Plasma	I-Language
5	I-Language
.	O
</s>
<s>
Tizen	B-Application
(	O
based	O
on	O
the	O
Linux	B-Operating_System
kernel	I-Operating_System
)	O
is	O
a	O
mobile	B-Operating_System
operating	I-Operating_System
system	I-Operating_System
hosted	O
by	O
Linux	B-Operating_System
Foundation	I-Operating_System
,	O
together	O
with	O
support	O
from	O
the	O
Tizen	B-Operating_System
Association	I-Operating_System
,	O
guided	O
by	O
a	O
Technical	O
Steering	O
Group	O
composed	O
of	O
Intel	O
and	O
Samsung	B-Application
.	O
</s>
<s>
Tizen	B-Application
is	O
an	O
operating	B-General_Concept
system	I-General_Concept
for	O
devices	O
including	O
smartphones	B-Application
,	O
tablets	B-Device
,	O
In-Vehicle	O
Infotainment	O
(	O
IVI	O
)	O
devices	O
,	O
however	O
currently	O
it	O
mainly	O
focuses	O
on	O
wearable	O
and	O
smart	O
TVs	O
.	O
</s>
<s>
It	O
is	O
an	O
open	B-License
source	I-License
system	O
(	O
however	O
the	O
SDK	O
was	O
closed-source	B-Application
and	O
proprietary	B-Application
)	O
that	O
aims	O
to	O
offer	O
a	O
consistent	O
user	B-Application
experience	I-Application
across	O
devices	O
.	O
</s>
<s>
Tizen	B-Application
's	O
main	O
components	O
are	O
the	O
Linux	B-Operating_System
kernel	I-Operating_System
and	O
the	O
WebKit	B-Language
runtime	O
.	O
</s>
<s>
According	O
to	O
Intel	O
,	O
Tizen	B-Application
"	O
combines	O
the	O
best	O
of	O
LiMo	B-Application
and	O
MeeGo.	O
"	O
</s>
<s>
HTML5	B-Application
apps	B-Application
are	O
emphasized	O
,	O
with	O
MeeGo	B-Operating_System
encouraging	O
its	O
members	O
to	O
transition	O
to	O
Tizen	B-Application
,	O
stating	O
that	O
the	O
"	O
future	O
belongs	O
to	O
HTML5-based	O
applications	O
,	O
outside	O
of	O
a	O
relatively	O
small	O
percentage	O
of	O
apps	B-Application
,	O
and	O
we	O
are	O
firmly	O
convinced	O
that	O
our	O
investment	O
needs	O
to	O
shift	O
toward	O
HTML5.	O
"	O
</s>
<s>
Tizen	B-Application
will	O
be	O
targeted	O
at	O
a	O
variety	O
of	O
platforms	O
such	O
as	O
handsets	O
,	O
touch	O
pc	O
,	O
smart	O
TVs	O
and	O
in-vehicle	O
entertainment	O
.	O
</s>
<s>
On	O
May	O
17	O
,	O
2013	O
,	O
Tizen	B-Application
released	O
version	O
2.1	O
,	O
code-named	O
Nectarine	O
.	O
</s>
<s>
While	O
Tizen	B-Application
itself	O
was	O
open	B-License
source	I-License
,	O
most	O
of	O
the	O
UX	O
and	O
UI	O
layer	O
that	O
was	O
developed	O
by	O
Samsung	B-Application
was	O
mainly	O
closed-source	B-Application
and	O
proprietary	B-Application
,	O
such	O
as	O
the	O
TouchWiz	B-Application
UI	I-Application
on	O
the	O
Samsung	B-Application
Z	O
's	O
series	O
smartphone	B-Application
and	O
One	B-Application
UI	I-Application
for	O
their	O
Galaxy	O
Watch	O
wearable	O
lines	O
.	O
</s>
<s>
It	O
is	O
based	O
on	O
Firefox	B-Operating_System
OS/Boot	I-Operating_System
to	I-Operating_System
Gecko	I-Operating_System
.	O
</s>
<s>
Unlike	O
most	O
mobile	B-Operating_System
operating	I-Operating_System
systems	I-Operating_System
which	O
focus	O
on	O
smartphones	B-Application
,	O
KaiOS	O
was	O
developed	O
mainly	O
for	O
feature	B-Device
phones	I-Device
,	O
giving	O
these	O
access	O
to	O
more	O
advanced	O
technologies	O
usually	O
found	O
on	O
smartphones	B-Application
,	O
such	O
as	O
app	B-Application
stores	I-Application
and	O
Wi-Fi/4G	O
capabilities	O
.	O
</s>
<s>
It	O
is	O
a	O
mix	O
of	O
closed-source	B-Application
and	O
open-source	B-License
components	O
.	O
</s>
<s>
FirefoxOS/B2G	O
was	O
released	O
under	O
the	O
permissive	B-License
MPL	B-License
2.0	I-License
.	O
</s>
<s>
It	O
does	O
not	O
redistribute	O
itself	O
under	O
the	O
same	O
license	O
,	O
so	O
KaiOS	O
is	O
now	O
presumably	O
proprietary	B-Application
(	O
but	O
still	O
mostly	O
open-source	B-License
,	O
publishing	O
its	O
source	O
code	O
)	O
.	O
</s>
<s>
KaiOS	O
is	O
not	O
entirely	O
proprietary	B-Application
,	O
as	O
it	O
uses	O
the	O
copyleft	B-License
GPL	B-License
Linux	B-Operating_System
kernel	I-Operating_System
also	O
used	O
in	O
Android	B-Application
.	O
</s>
<s>
Smart	O
Feature	O
OS	O
is	O
a	O
custom	O
version	O
of	O
KaiOS	O
that	O
was	O
developed	O
and	O
solely	O
used	O
by	O
HMD	O
Global	O
for	O
their	O
KaiOS	O
line	O
of	O
Nokia	O
feature	B-Device
phone	I-Device
,	O
the	O
main	O
differences	O
between	O
stock	O
KaiOS	O
and	O
Smart	O
Feature	O
OS	O
is	O
mainly	O
on	O
the	O
atheistic	O
such	O
as	O
the	O
icon	O
and	O
some	O
UI	O
element	O
,	O
including	O
custom	O
Nokia	O
ringtone	O
and	O
notification	O
tone	O
.	O
</s>
<s>
Fuchsia	B-Language
is	O
a	O
capability-based	O
,	O
real-time	B-Operating_System
operating	I-Operating_System
system	I-Operating_System
(	O
RTOS	B-Operating_System
)	O
currently	O
being	O
developed	O
by	O
Google	B-Application
.	I-Application
</s>
<s>
It	O
was	O
first	O
discovered	O
as	O
a	O
mysterious	O
code	O
post	O
on	O
GitHub	B-Application
in	O
August	O
2016	O
,	O
without	O
any	O
official	O
announcement	O
.	O
</s>
<s>
In	O
contrast	O
to	O
prior	O
Google-developed	O
operating	B-General_Concept
systems	I-General_Concept
such	O
as	O
ChromeOS	O
and	O
Android	B-Application
,	O
which	O
are	O
based	O
on	O
Linux	B-Operating_System
kernels	I-Operating_System
,	O
Fuchsia	B-Language
is	O
based	O
on	O
a	O
new	O
microkernel	O
called	O
"	O
Zircon	O
"	O
,	O
derived	O
from	O
"	O
Little	O
Kernel	B-Operating_System
"	O
,	O
a	O
small	O
operating	B-General_Concept
system	I-General_Concept
intended	O
for	O
embedded	B-Architecture
systems	I-Architecture
.	O
</s>
<s>
This	O
allows	O
it	O
to	O
remove	O
Linux	B-Application
and	O
the	O
copyleft	B-License
GPL	B-License
under	O
which	O
the	O
Linux	B-Operating_System
kernel	I-Operating_System
is	O
licensed	O
;	O
Fuchsia	B-Language
is	O
licensed	O
under	O
the	O
permissive	B-License
BSD	O
3-clause	O
,	O
Apache	O
2.0	B-Application
,	O
and	O
MIT	B-License
licenses	I-License
.	O
</s>
<s>
Upon	O
inspection	O
,	O
media	O
outlets	O
noted	O
that	O
the	O
code	O
post	O
on	O
GitHub	B-Application
suggested	O
Fuchsia	B-Language
's	O
capability	O
to	O
run	O
on	O
universal	O
devices	O
,	O
from	O
embedded	B-Architecture
systems	I-Architecture
to	O
smartphones	B-Application
,	O
tablets	B-Device
and	O
personal	B-Device
computers	I-Device
.	O
</s>
<s>
In	O
May	O
2017	O
,	O
Fuchsia	B-Language
was	O
updated	O
with	O
a	O
user	B-Application
interface	I-Application
,	O
along	O
with	O
a	O
developer	O
writing	O
that	O
the	O
project	O
was	O
not	O
a	O
for	O
experimental	O
,	O
prompting	O
media	O
speculation	O
about	O
Google	B-Application
's	I-Application
intentions	O
with	O
the	O
operating	B-General_Concept
system	I-General_Concept
,	O
including	O
the	O
possibility	O
of	O
it	O
replacing	O
Android	B-Application
.	O
</s>
<s>
LiteOS	B-Operating_System
is	O
a	O
lightweight	O
open	B-License
source	I-License
real-time	B-Operating_System
operating	I-Operating_System
system	I-Operating_System
which	O
is	O
part	O
of	O
Huawei	O
's	O
"	O
1+2+1	O
"	O
Internet	O
of	O
Things	O
solution	O
,	O
which	O
is	O
similar	O
to	O
Google	B-Application
Android	I-Application
Things	O
and	O
Samsung	B-Application
Tizen	B-Application
.	O
</s>
<s>
It	O
is	O
released	O
under	O
the	O
permissive	B-License
BSD	O
3-clause	O
license	O
.	O
</s>
<s>
Huawei	O
LiteOS	B-Operating_System
features	O
lightweight	O
,	O
low-power	O
,	O
fast-response	O
,	O
multi-sensor	O
collaboration	O
,	O
multi-protocol	O
interconnect	O
connectivity	O
,	O
enabling	O
IoT	O
terminals	O
to	O
quickly	O
access	O
the	O
network	O
.	O
</s>
<s>
Huawei	O
LiteOS	B-Operating_System
will	O
make	O
intelligent	O
hardware	B-Architecture
development	O
easier	O
.	O
</s>
<s>
Currently	O
LiteOS	B-Operating_System
are	O
introduce	O
to	O
the	O
consumer	O
market	O
with	O
the	O
Huawei	O
Watch	O
GT	O
series	O
and	O
their	O
sub-brand	O
Honor	O
Magic	O
Watch	O
series	O
.	O
</s>
<s>
OpenHarmony	O
is	O
an	O
open-source	B-License
version	O
of	O
HarmonyOS	B-Operating_System
developed	O
and	O
donated	O
by	O
Huawei	O
to	O
the	O
OpenAtom	O
Foundation	O
.	O
</s>
<s>
The	O
open	B-License
source	I-License
HarmonyOS	B-Operating_System
is	O
based	O
on	O
the	O
Huawei	O
LiteOS	B-Operating_System
kernel	B-Operating_System
.	O
</s>
<s>
OpenHarmony	O
LiteOS	B-Operating_System
Cortex-A	O
brings	O
small-sized	O
,	O
low-power	O
,	O
and	O
high-performance	O
experience	O
and	O
builds	O
a	O
unified	O
and	O
open	O
ecosystem	O
for	O
developers	O
.	O
</s>
<s>
In	O
addition	O
,	O
it	O
provides	O
rich	O
kernel	B-Operating_System
mechanisms	O
,	O
more	O
comprehensive	O
Portable	O
Operating	B-General_Concept
System	I-General_Concept
Interface	O
(	O
POSIX	O
)	O
,	O
and	O
a	O
unified	O
driver	O
framework	O
,	O
Hardware	B-Architecture
Driver	O
Foundation	O
(	O
HDF	O
)	O
,	O
which	O
offers	O
unified	O
access	O
for	O
device	O
developers	O
and	O
friendly	O
development	O
experience	O
for	O
application	O
developers	O
.	O
</s>
<s>
Fedora	O
Mobility	O
is	O
under	O
developing	O
mobile	B-Operating_System
operating	I-Operating_System
system	I-Operating_System
by	O
the	O
Fedora	O
Project	O
that	O
are	O
porting	O
Fedora	O
to	O
run	O
on	O
portable	B-Application
devices	I-Application
such	O
as	O
phones	B-Application
and	O
tablets	B-Device
.	O
</s>
<s>
Manjaro	O
ARM	O
is	O
a	O
mobile	B-Operating_System
operating	I-Operating_System
system	I-Operating_System
with	O
Plasma	O
Mobile	O
desktop	O
environment	O
that	O
is	O
running	O
and	O
default	O
operating	B-General_Concept
system	I-General_Concept
on	O
the	O
PinePhone	B-Application
,	O
an	O
ARM-based	O
smartphone	B-Application
released	O
by	O
Pine64	O
.	O
</s>
<s>
A	O
mobile	O
Debian	O
focused	O
for	O
PinePhone	B-Application
and	O
soon	O
Librem	B-Device
.	O
</s>
<s>
Plasma	O
Mobile	O
is	O
a	O
Plasma	O
variant	O
for	O
smartphones	B-Application
.	O
</s>
<s>
Plasma	O
Mobile	O
runs	O
on	O
Wayland	B-Language
and	O
it	O
is	O
compatible	O
with	O
Ubuntu	B-Protocol
Touch	I-Protocol
applications	O
,	O
PureOS	B-Language
applications	O
,	O
and	O
eventually	O
Android	B-Application
applications	I-Application
via	O
KDE	B-Application
's	O
Shashlik	O
project	O
also	O
sponsored	O
by	O
Blue	O
Systems	O
,	O
or	O
Anbox	B-Application
.	O
</s>
<s>
It	O
is	O
under	O
the	O
copyleft	B-License
GPLv2	O
license	O
.	O
</s>
<s>
The	O
Necuno	B-Application
phone	O
uses	O
Plasma	O
Mobile	O
.	O
</s>
<s>
It	O
is	O
entirely	O
open-source	B-License
and	O
thus	O
does	O
not	O
have	O
a	O
cellular	O
modem	O
,	O
so	O
it	O
must	O
make	O
calls	O
by	O
VOIP	B-Application
,	O
like	O
a	O
pocket	O
computer	O
.	O
</s>
<s>
PostmarketOS	O
is	O
based	O
on	O
the	O
Alpine	O
Linux	B-Application
Linux	B-Application
distribution	I-Application
.	O
</s>
<s>
It	O
is	O
intended	O
to	O
run	O
on	O
older	O
phone	O
hardware	B-Architecture
.	O
</s>
<s>
PureOS	B-Language
is	O
a	O
Debian	O
GNU/Linux	B-Application
derivative	O
using	O
only	O
free	B-Application
software	I-Application
meeting	O
the	O
Debian	B-License
Free	I-License
Software	I-License
Guidelines	I-License
,	O
mainly	O
the	O
copyleft	B-License
GPL	B-License
.	O
</s>
<s>
PureOS	B-Language
is	O
endorsed	O
by	O
Free	B-Operating_System
Software	I-Operating_System
Foundation	I-Operating_System
as	O
one	O
of	O
the	O
freedom-respecting	O
operating	B-General_Concept
systems	I-General_Concept
.	O
</s>
<s>
It	O
is	O
developed	O
by	O
Purism	O
,	O
and	O
was	O
already	O
in	O
use	O
on	O
Purism	O
's	O
laptops	B-Device
before	O
it	O
was	O
used	O
on	O
the	O
Librem	B-Application
5	I-Application
smartphone	B-Application
.	O
</s>
<s>
Purism	O
,	O
in	O
partnership	O
with	O
GNOME	B-Application
and	O
KDE	B-Application
,	O
aims	O
to	O
separate	O
the	O
CPU	O
from	O
the	O
baseband	O
processor	B-General_Concept
and	O
include	O
hardware	B-Architecture
kill	B-Device
switches	I-Device
for	O
the	O
phone	O
's	O
Wi-Fi	O
,	O
Bluetooth	B-Protocol
,	O
camera	O
,	O
microphone	O
,	O
and	O
baseband	O
processor	B-General_Concept
,	O
and	O
provide	O
both	O
GNOME	B-Application
and	O
KDE	B-Application
Plasma	O
Mobile	O
as	O
options	O
for	O
the	O
desktop	O
environment	O
.	O
</s>
<s>
Ubuntu	B-Protocol
Touch	I-Protocol
is	O
an	O
open-source	B-License
(	O
GPL	B-License
)	O
mobile	O
version	O
of	O
the	O
Ubuntu	B-Operating_System
operating	I-Operating_System
system	I-Operating_System
originally	O
developed	O
in	O
2013	O
by	O
Canonical	O
Ltd	O
.	O
and	O
continued	O
by	O
the	O
non-profit	O
UBports	B-Protocol
Foundation	O
in	O
2017	O
.	O
</s>
<s>
Ubuntu	B-Protocol
Touch	I-Protocol
can	O
run	O
on	O
a	O
pure	O
GNU/Linux	B-Application
base	O
on	O
phones	B-Application
with	O
the	O
required	O
drivers	O
,	O
such	O
as	O
the	O
Librem	B-Application
5	I-Application
and	O
the	O
PinePhone	B-Application
.	O
</s>
<s>
To	O
enable	O
hardware	B-Architecture
that	O
was	O
originally	O
shipped	O
with	O
Android	B-Application
,	O
Ubuntu	B-Protocol
Touch	I-Protocol
makes	O
use	O
of	O
the	O
Android	B-Application
Linux	I-Application
kernel	B-Operating_System
,	O
using	O
Android	B-Application
drivers	O
and	O
services	O
via	O
an	O
LXC	B-Application
container	O
,	O
but	O
does	O
not	O
use	O
any	O
of	O
the	O
Java-like	O
code	O
of	O
Android	B-Application
.	O
</s>
<s>
As	O
of	O
February	O
2022	O
,	O
Ubuntu	B-Protocol
Touch	I-Protocol
is	O
available	O
on	O
78	O
phones	B-Application
and	O
tablets	B-Device
.	O
</s>
<s>
The	O
UBports	B-Protocol
Installer	O
serves	O
as	O
an	O
easy-to-use	O
tool	O
to	O
allow	O
inexperienced	O
users	O
to	O
install	O
the	O
operating	B-General_Concept
system	I-General_Concept
on	O
third-party	O
devices	O
without	O
damaging	O
their	O
hardware	B-Architecture
.	O
</s>
<s>
iOS	B-Application
(	O
formerly	O
named	O
iPhone	B-Operating_System
OS	I-Operating_System
)	O
was	O
created	O
by	O
Apple	O
Inc	O
.	O
</s>
<s>
It	O
has	O
the	O
second	O
largest	O
installed	O
base	O
worldwide	O
on	O
smartphones	B-Application
,	O
but	O
the	O
largest	O
profits	O
,	O
due	O
to	O
aggressive	O
price	O
competition	O
between	O
Android-based	O
manufacturers	O
.	O
</s>
<s>
It	O
is	O
closed-source	B-Application
and	O
proprietary	B-Application
,	O
and	O
is	O
built	O
on	O
the	O
open	B-License
source	I-License
Darwin	B-Operating_System
operating	I-Operating_System
system	I-Operating_System
.	O
</s>
<s>
The	O
iPhone	B-Device
,	O
iPod	B-Device
Touch	I-Device
,	O
iPad	B-Device
,	O
and	O
second	O
and	O
third-generation	O
Apple	B-Device
TV	I-Device
all	O
use	O
iOS	B-Application
,	O
which	O
is	O
derived	O
from	O
macOS	B-Application
.	O
</s>
<s>
Native	O
third-party	O
applications	O
were	O
not	O
officially	O
supported	O
until	O
the	O
release	O
of	O
iPhone	B-Operating_System
OS	I-Operating_System
2.0	I-Operating_System
on	O
July	O
11	O
,	O
2008	O
.	O
</s>
<s>
Before	O
this	O
,	O
"	O
jailbreaking	B-Application
"	O
allowed	O
third-party	O
applications	O
to	O
be	O
installed	O
.	O
</s>
<s>
In	O
recent	O
years	O
,	O
the	O
jailbreaking	B-Application
scene	O
has	O
changed	O
drastically	O
due	O
to	O
Apple	O
's	O
continued	O
efforts	O
to	O
secure	O
their	O
operating	B-General_Concept
system	I-General_Concept
and	O
prevent	O
unauthorized	O
modifications	O
.	O
</s>
<s>
Currently	O
,	O
jailbreaks	B-Application
of	O
recent	O
iterations	O
of	O
iOS	B-Application
are	O
only	O
semi-untethered	O
,	O
which	O
requires	O
a	O
device	O
to	O
be	O
re-jailbroken	O
at	O
every	O
boot	O
,	O
and	O
exploits	O
for	O
jailbreaks	B-Application
are	O
becoming	O
increasingly	O
hard	O
to	O
find	O
and	O
use	O
.	O
</s>
<s>
Currently	O
all	O
iOS	B-Application
devices	O
are	O
developed	O
by	O
Apple	O
and	O
manufactured	O
by	O
Foxconn	O
or	O
another	O
of	O
Apple	O
's	O
partners	O
.	O
</s>
<s>
iPadOS	B-Operating_System
is	O
a	O
tablet	B-Device
operating	B-General_Concept
system	I-General_Concept
created	O
and	O
developed	O
by	O
Apple	O
Inc	O
.	O
specifically	O
for	O
their	O
iPad	B-Device
line	O
of	O
tablet	B-Device
computers	I-Device
.	O
</s>
<s>
It	O
was	O
announced	O
at	O
the	O
company	O
's	O
2019	O
Worldwide	O
Developers	O
Conference	O
(	O
WWDC	O
)	O
,	O
as	O
a	O
derivation	O
from	O
iOS	B-Application
but	O
with	O
a	O
greater	O
emphasis	O
put	O
on	O
multitasking	O
.	O
</s>
<s>
watchOS	B-Device
is	O
the	O
operating	B-General_Concept
system	I-General_Concept
of	O
the	O
Apple	B-Device
Watch	I-Device
,	O
developed	O
by	O
Apple	O
Inc	O
.	O
</s>
<s>
It	O
is	O
based	O
on	O
the	O
iOS	B-Application
operating	B-General_Concept
system	I-General_Concept
and	O
has	O
many	O
similar	O
features	O
.	O
</s>
<s>
It	O
was	O
released	O
on	O
April	O
24	O
,	O
2015	O
,	O
along	O
with	O
the	O
Apple	B-Device
Watch	I-Device
,	O
the	O
only	O
device	O
that	O
runs	O
watchOS	B-Device
.	O
</s>
<s>
It	O
is	O
currently	O
the	O
most	O
widely	O
used	O
wearable	O
operating	B-General_Concept
system	I-General_Concept
.	O
</s>
<s>
The	O
most	O
current	O
version	O
of	O
the	O
watchOS	B-Device
operating	B-General_Concept
system	I-General_Concept
is	O
watchOS	B-Device
8	O
.	O
</s>
<s>
bridgeOS	B-Application
is	O
a	O
mobile	B-Operating_System
operating	I-Operating_System
system	I-Operating_System
created	O
and	O
developed	O
by	O
Apple	O
Inc	O
.	O
for	O
use	O
exclusively	O
with	O
its	O
hardware	B-Architecture
.	O
</s>
<s>
bridgeOS	B-Application
runs	O
on	O
the	O
T	O
series	O
Apple	B-Device
silicon	I-Device
processors	O
and	O
operates	O
the	O
OLED	B-Device
touchscreen	B-Device
strip	O
called	O
the	O
"	O
Touch	O
Bar	O
"	O
as	O
well	O
as	O
multiple	O
other	O
functions	O
,	O
including	O
managing	O
the	O
encrypted	O
data	O
in	O
their	O
Secure	O
Enclave	O
and	O
acting	O
as	O
a	O
gatekeeper	O
and	O
video	B-Application
codec	I-Application
to	O
the	O
device	O
's	O
cameras	O
.	O
</s>
<s>
bridgeOS	B-Application
is	O
a	O
heavily	O
modified	O
version	O
of	O
Apple	O
's	O
watchOS	B-Device
.	O
</s>
<s>
Kindle	O
firmware	B-Application
is	O
a	O
mobile	B-Operating_System
operating	I-Operating_System
system	I-Operating_System
specifically	O
designed	O
for	O
Amazon	B-General_Concept
Kindle	I-General_Concept
e-readers	O
.	O
</s>
<s>
It	O
is	O
based	O
on	O
a	O
custom	O
Linux	B-Operating_System
kernel	I-Operating_System
,	O
however	O
.	O
</s>
<s>
It	O
is	O
entirely	O
closed-source	B-Application
and	O
proprietary	B-Application
.	O
</s>
<s>
HarmonyOS	B-Operating_System
is	O
a	O
distributed	O
operating	B-General_Concept
system	I-General_Concept
developed	O
by	O
Huawei	O
that	O
was	O
specifically	O
designed	O
for	O
smartphones	B-Application
,	O
tablets	B-Device
,	O
TVs	O
,	O
smartwatches	B-Application
,	O
smart	O
devices	O
of	O
Huawei	O
brand	O
and	O
its	O
ecosystem	O
.	O
</s>
<s>
It	O
is	O
based	O
on	O
a	O
proprietary	B-Application
multi-kernel	O
and	O
Linux	B-Operating_System
kernel	I-Operating_System
subsystem	O
.	O
</s>
<s>
Released	O
officially	O
for	O
smartphones	B-Application
on	O
June	O
2	O
,	O
2021	O
,	O
from	O
its	O
initial	O
launch	O
on	O
August	O
9	O
,	O
2019	O
,	O
for	O
smart	O
screen	O
TVs	O
.	O
</s>
<s>
The	O
Nintendo	B-Operating_System
Switch	I-Operating_System
system	I-Operating_System
software	I-Operating_System
(	O
also	O
known	O
by	O
its	O
codename	O
Horizon	O
)	O
is	O
an	O
updatable	O
firmware	B-Application
and	O
operating	B-General_Concept
system	I-General_Concept
used	O
by	O
the	O
Nintendo	B-Application
Switch	I-Application
hybrid	O
video	O
game	O
console/tablet	O
and	O
Nintendo	B-Device
Switch	I-Device
Lite	I-Device
handheld	B-Operating_System
game	O
console	O
.	O
</s>
<s>
It	O
is	O
based	O
on	O
a	O
proprietary	B-Application
microkernel	O
.	O
</s>
<s>
The	O
PlayStation	B-Operating_System
Vita	I-Operating_System
system	I-Operating_System
software	I-Operating_System
is	O
the	O
official	O
firmware	B-Application
and	O
operating	B-General_Concept
system	I-General_Concept
for	O
the	O
PlayStation	B-Device
Vita	I-Device
and	O
PlayStation	B-Device
TV	I-Device
video	O
game	O
consoles	O
.	O
</s>
<s>
It	O
uses	O
the	O
LiveArea	O
as	O
its	O
graphical	O
shell	B-Operating_System
.	O
</s>
<s>
The	O
PlayStation	B-Operating_System
Vita	I-Operating_System
system	I-Operating_System
software	I-Operating_System
has	O
one	O
optional	O
add-on	O
component	O
,	O
the	O
PlayStation	O
Mobile	O
Runtime	O
Package	O
.	O
</s>
<s>
The	O
system	O
is	O
built	O
on	O
a	O
Unix-base	O
which	O
is	O
derived	O
from	O
FreeBSD	O
and	O
NetBSD	B-Device
.	O
</s>
<s>
Due	O
to	O
it	O
capabilities	O
on	O
browsing	O
the	O
internet	O
and	O
multimedia	O
capabilities	O
,	O
it	O
is	O
treat	O
as	O
an	O
gaming	O
tablet	B-Device
or	O
tablet	B-Device
replacement	O
by	O
community	O
and	O
reviewer/publisher	O
.	O
</s>
<s>
The	O
Intel	B-Device
Management	I-Device
Engine	I-Device
(	O
ME	O
)	O
,	O
also	O
known	O
as	O
the	O
Intel	O
Manageability	O
Engine	O
,	O
is	O
an	O
autonomous	O
subsystem	O
that	O
has	O
been	O
incorporated	O
in	O
virtually	O
all	O
of	O
Intel	O
's	O
processor	B-General_Concept
chipsets	B-Device
since	O
2008	O
.	O
</s>
<s>
It	O
is	O
located	O
in	O
the	O
Platform	B-Device
Controller	I-Device
Hub	I-Device
of	O
modern	O
Intel	O
motherboards	B-Device
.	O
</s>
<s>
While	O
not	O
an	O
actual	O
operating	B-General_Concept
system	I-General_Concept
or	O
even	O
a	O
mobile	O
one	O
,	O
the	O
firmware	B-Application
which	O
installed	O
in	O
the	O
microprocessor	O
was	O
in	O
fact	O
based	O
on	O
the	O
Minix	B-Application
3	I-Application
operating	B-General_Concept
system	I-General_Concept
,	O
starting	O
with	O
Intel	B-Device
ME	I-Device
11	O
.	O
</s>
<s>
Due	O
to	O
it	O
was	O
install	O
on	O
the	O
mobile	O
(	O
Laptop	B-Device
)	O
version	O
of	O
Intel	O
chips	O
,	O
hence	O
it	O
can	O
considered	O
as	O
a	O
mobile	B-Operating_System
operating	I-Operating_System
system	I-Operating_System
that	O
running	O
on	O
the	O
subsystem	O
of	O
the	O
microprocessor	O
of	O
a	O
mobile	B-Application
devices	I-Application
.	O
</s>
<s>
Windows	B-Operating_System
10	I-Operating_System
(	O
not	O
to	O
be	O
confused	O
with	O
Windows	B-Operating_System
10	I-Operating_System
Mobile	I-Operating_System
—	O
see	O
below	O
)	O
is	O
a	O
personal	B-Device
computer	I-Device
operating	B-General_Concept
system	I-General_Concept
developed	O
and	O
released	O
by	O
Microsoft	O
as	O
part	O
of	O
the	O
Windows	B-Device
NT	I-Device
family	I-Device
of	O
operating	B-General_Concept
systems	I-General_Concept
.	O
</s>
<s>
Just	O
like	O
its	O
predecessors	O
,	O
it	O
was	O
designed	O
to	O
run	O
across	O
multiple	O
Microsoft	O
product	O
such	O
as	O
PCs	B-Device
and	O
Tablets	B-Device
.	O
</s>
<s>
The	O
Windows	B-Operating_System
user	B-Application
interface	I-Application
was	O
revised	O
to	O
handle	O
transitions	O
between	O
a	O
mouse-oriented	O
interface	O
and	O
a	O
touchscreen-optimized	O
interface	O
based	O
on	O
available	O
input	O
devices‍	O
—	O
‌particularly	O
on	O
2-in-1	O
PCs	B-Device
.	O
</s>
<s>
Windows	B-Operating_System
10	I-Operating_System
also	O
introduces	O
the	O
universal	O
apps	B-Application
,	O
expanding	O
on	O
Metro-style	O
apps	B-Application
,	O
these	O
apps	B-Application
can	O
be	O
designed	O
to	O
run	O
across	O
multiple	O
Microsoft	O
product	O
families	O
with	O
nearly	O
identical	O
code‍	O
—	O
‌including	O
PCs	B-Device
,	O
tablets	B-Device
,	O
smartphones	B-Application
,	O
embedded	B-Architecture
systems	I-Architecture
,	O
Xbox	B-Device
One	O
,	O
Surface	O
Hub	O
and	O
Mixed	O
Reality	O
.	O
</s>
<s>
Windows	B-Application
11	I-Application
is	O
a	O
major	O
version	O
of	O
the	O
Windows	B-Device
NT	I-Device
operating	B-General_Concept
system	I-General_Concept
developed	O
by	O
Microsoft	O
that	O
was	O
announced	O
on	O
June	O
24	O
,	O
2021	O
,	O
and	O
is	O
the	O
successor	O
to	O
Windows	B-Operating_System
10	I-Operating_System
,	O
which	O
was	O
released	O
n	O
2015	O
.	O
</s>
<s>
Windows	B-Application
11	I-Application
was	O
released	O
on	O
October	O
5	O
,	O
2021	O
,	O
as	O
a	O
free	O
upgrade	O
via	O
Windows	B-Operating_System
Update	O
for	O
eligible	O
devices	O
running	O
Windows	B-Operating_System
10	I-Operating_System
.	O
</s>
<s>
Microsoft	O
promoted	O
that	O
Windows	B-Application
11	I-Application
would	O
have	O
improved	O
performance	O
and	O
ease	O
of	O
use	O
over	O
Windows	B-Operating_System
10	I-Operating_System
;	O
it	O
features	O
major	O
changes	O
to	O
the	O
Windows	B-Operating_System
shell	B-Operating_System
influenced	O
by	O
the	O
canceled	O
Windows	B-Operating_System
10X	O
,	O
including	O
a	O
redesigned	O
Start	O
menu	O
,	O
the	O
replacement	O
of	O
its	O
"	O
live	O
tiles	O
"	O
with	O
a	O
separate	O
"	O
Widgets	O
"	O
panel	O
on	O
the	O
taskbar	O
,	O
the	O
ability	O
to	O
create	O
tiled	O
sets	O
of	O
windows	B-Operating_System
that	O
can	O
be	O
minimized	O
and	O
restored	O
from	O
the	O
taskbar	O
as	O
a	O
group	O
,	O
and	O
new	O
gaming	O
technologies	O
inherited	O
from	O
Xbox	B-Device
Series	I-Device
X	I-Device
and	I-Device
Series	I-Device
S	I-Device
such	O
as	O
Auto	B-Application
HDR	I-Application
and	O
DirectStorage	O
on	O
compatible	O
hardware	B-Architecture
.	O
</s>
<s>
Internet	B-Application
Explorer	I-Application
is	O
fully	O
replaced	O
by	O
the	O
Blink	O
layout	O
engine-based	O
Microsoft	B-Application
Edge	I-Application
,	O
while	O
Microsoft	B-Application
Teams	I-Application
is	O
integrated	O
into	O
the	O
Windows	B-Operating_System
shell	B-Operating_System
.	O
</s>
<s>
Microsoft	O
also	O
announced	O
plans	O
to	O
offer	O
support	O
for	O
Android	B-Application
apps	B-Application
to	O
run	O
on	O
Windows	B-Application
11	I-Application
,	O
with	O
support	O
for	O
Amazon	B-Application
Appstore	B-Application
and	O
manually-installed	O
packages	B-Application
.	O
</s>
<s>
Similar	O
to	O
Windows	B-Operating_System
10	I-Operating_System
,	O
it	O
was	O
designed	O
to	O
run	O
across	O
multiple	O
Microsoft	O
product	O
such	O
as	O
PCs	B-Device
and	O
Tablets	B-Device
.	O
</s>
<s>
The	O
Windows	B-Operating_System
user	B-Application
interface	I-Application
was	O
further	O
revised	O
to	O
combine	O
the	O
UI	O
element	O
of	O
both	O
mouse-oriented	O
interface	O
and	O
a	O
touchscreen-optimized	O
interface	O
based	O
into	O
a	O
hybrid	O
UI	O
that	O
combined	O
touch	O
and	O
traditional	O
desktop	O
UI	O
.	O
</s>
<s>
Other	O
than	O
the	O
major	O
mobile	B-Operating_System
operating	I-Operating_System
systems	I-Operating_System
from	O
the	O
major	O
tech	O
companies	O
,	O
some	O
companies	O
such	O
as	O
Huami	O
(	O
Amazfit	O
)	O
,	O
Huawei	O
,	O
realme	O
,	O
TCL	O
,	O
and	O
Xiaomi	O
have	O
developed	O
their	O
own	O
proprietary	B-Application
RTOSes	O
specifically	O
for	O
their	O
own	O
smartbands	O
and	O
smartwatches	B-Application
that	O
are	O
designed	O
to	O
be	O
power	O
efficient	O
and	O
low	O
battery	O
consumption	O
and	O
are	O
not	O
based	O
on	O
Android	B-Application
or	O
Linux	B-Operating_System
Kernel	I-Operating_System
.	O
</s>
<s>
Operating	B-General_Concept
System	I-General_Concept
that	O
is	O
primarily	O
designed	O
for	O
their	O
Bip	O
series	O
,	O
however	O
,	O
Huami	O
is	O
currently	O
developing	O
the	O
operating	B-General_Concept
system	I-General_Concept
to	O
run	O
on	O
other	O
company	O
smartwatches	B-Application
as	O
well	O
.	O
</s>
<s>
Huawei	O
Band	O
Operating	B-General_Concept
system	I-General_Concept
is	O
an	O
operating	B-General_Concept
system	I-General_Concept
specifically	O
designed	O
and	O
developed	O
by	O
Huawei	O
for	O
their	O
fitness	O
tracker	O
,	O
including	O
smartband	O
series	O
from	O
Honor	O
.	O
</s>
<s>
(	O
Not	O
to	O
be	O
confused	O
with	O
another	O
RTOS	B-Operating_System
(	O
LiteOS	B-Operating_System
)	O
which	O
was	O
also	O
developed	O
by	O
Huawei	O
.	O
)	O
</s>
<s>
Proprietary	B-Application
OS	O
develop	O
by	O
Lenovo	O
for	O
their	O
fitness	O
tracker	O
and	O
smartwatch	B-Application
.	O
</s>
<s>
A	O
proprietary	B-Application
operating	B-General_Concept
system	I-General_Concept
design	O
to	O
run	O
on	O
realme	O
smartband	O
and	O
smartwatch	B-Application
.	O
</s>
<s>
A	O
proprietary	B-Application
RTOS	B-Operating_System
powering	O
TCL	O
and	O
Alcatel	O
brand	O
smartband	O
and	O
smartwatch	B-Application
.	O
</s>
<s>
Proprietary	B-Application
RTOS	B-Operating_System
that	O
is	O
develop	O
by	O
Huami	O
for	O
Xiaomi	B-Device
Mi	I-Device
Band	I-Device
series	O
.	O
</s>
<s>
CyanogenMod	B-Application
was	O
a	O
custom	O
mobile	B-Operating_System
operating	I-Operating_System
system	I-Operating_System
based	O
on	O
the	O
Android	B-Application
Open	B-License
Source	I-License
Project	O
(	O
AOSP	O
)	O
.	O
</s>
<s>
It	O
was	O
a	O
custom	B-Application
ROM	I-Application
that	O
was	O
co-developed	O
by	O
the	O
CyanogenMod	B-Application
community	O
.	O
</s>
<s>
The	O
OS	O
did	O
not	O
include	O
any	O
proprietary	B-Application
apps	I-Application
unless	O
the	O
user	O
installed	O
them	O
.	O
</s>
<s>
Due	O
to	O
its	O
open	B-License
source	I-License
nature	O
,	O
CyanogenMod	B-Application
allowed	O
Android	B-Application
users	O
who	O
could	O
no	O
longer	O
obtain	O
update	O
support	O
from	O
their	O
manufacturer	O
to	O
continue	O
updating	O
their	O
OS	O
version	O
to	O
the	O
latest	O
one	O
based	O
on	O
official	O
releases	O
from	O
Google	B-Application
AOSP	O
and	O
heavy	O
theme	O
customization	O
.	O
</s>
<s>
On	O
December	O
24	O
,	O
2016	O
,	O
CyanogenMod	B-Application
announced	O
on	O
their	O
blog	O
that	O
they	O
would	O
no	O
longer	O
be	O
releasing	O
any	O
CyanogenMod	B-Application
updates	O
.	O
</s>
<s>
All	O
development	O
moved	O
to	O
LineageOS	B-Application
.	O
</s>
<s>
Cyanogen	O
OS	O
was	O
based	O
on	O
CyanogenMod	B-Application
and	O
maintained	O
by	O
Cyanogen	O
Inc	O
;	O
however	O
,	O
it	O
included	O
proprietary	B-Application
apps	I-Application
and	O
it	O
was	O
only	O
available	O
for	O
commercial	O
uses	O
.	O
</s>
<s>
Firefox	B-Operating_System
OS	I-Operating_System
(	O
formerly	O
known	O
as	O
"	O
Boot	B-Operating_System
to	I-Operating_System
Gecko	I-Operating_System
"	O
and	O
shortly	O
"	O
B2G	O
"	O
)	O
is	O
from	O
Mozilla	B-Operating_System
.	O
</s>
<s>
It	O
was	O
an	O
open	B-License
source	I-License
mobile	B-Operating_System
operating	I-Operating_System
system	I-Operating_System
released	O
under	O
the	O
Mozilla	B-License
Public	I-License
License	I-License
built	O
on	O
the	O
Android	B-Application
Linux	I-Application
kernel	B-Operating_System
and	O
used	O
Android	B-Application
drivers	O
,	O
but	O
did	O
not	O
use	O
any	O
Java-like	O
code	O
of	O
Android	B-Application
.	O
</s>
<s>
According	O
to	O
Ars	O
Technica	O
,	O
"	O
Mozilla	B-Operating_System
says	O
that	O
B2G	O
is	O
motivated	O
by	O
a	O
desire	O
to	O
demonstrate	O
that	O
the	O
standards-based	O
open	O
Web	O
has	O
the	O
potential	O
to	O
be	O
a	O
competitive	O
alternative	O
to	O
the	O
existing	O
single-vendor	O
application	O
development	O
stacks	O
offered	O
by	O
the	O
dominant	O
mobile	O
operating	O
systems.	O
"	O
</s>
<s>
In	O
September	O
2016	O
,	O
Mozilla	B-Operating_System
announced	O
that	O
work	O
on	O
Firefox	B-Operating_System
OS	I-Operating_System
has	O
ceased	O
,	O
and	O
all	O
B2G-related	O
code	O
would	O
be	O
removed	O
from	O
mozilla-central	O
.	O
</s>
<s>
MeeGo	B-Operating_System
was	O
from	O
non-profit	O
organization	O
The	B-Operating_System
Linux	I-Operating_System
Foundation	I-Operating_System
.	O
</s>
<s>
It	O
is	O
open	B-License
source	I-License
and	O
GPL	B-License
.	O
</s>
<s>
At	O
the	O
2010	O
Mobile	O
World	O
Congress	O
in	O
Barcelona	O
,	O
Nokia	O
and	O
Intel	O
both	O
unveiled	O
MeeGo	B-Operating_System
,	O
a	O
mobile	B-Operating_System
operating	I-Operating_System
system	I-Operating_System
that	O
combined	O
Moblin	B-Language
and	O
Maemo	B-Operating_System
to	O
create	O
an	O
open-sourced	O
experience	O
for	O
users	O
across	O
all	O
devices	O
.	O
</s>
<s>
In	O
2011	O
Nokia	O
announced	O
that	O
it	O
would	O
no	O
longer	O
pursue	O
MeeGo	B-Operating_System
in	O
favor	O
of	O
Windows	B-Protocol
Phone	I-Protocol
.	O
</s>
<s>
Nokia	O
announced	O
the	O
Nokia	B-Operating_System
N9	I-Operating_System
on	O
June	O
21	O
,	O
2011	O
,	O
at	O
the	O
Nokia	O
Connection	O
event	O
in	O
Singapore	O
.	O
</s>
<s>
Maemo	B-Operating_System
was	O
a	O
platform	O
developed	O
by	O
Nokia	O
for	O
smartphones	B-Application
and	O
Internet	B-Device
tablets	I-Device
.	O
</s>
<s>
It	O
is	O
open	B-License
source	I-License
and	O
GPL	B-License
,	O
based	O
on	O
Debian	O
GNU/Linux	B-Application
and	O
draws	O
much	O
of	O
its	O
graphical	B-Application
user	I-Application
interface	I-Application
(	O
GUI	B-Application
)	O
,	O
frameworks	B-Architecture
,	O
and	O
libraries	B-Library
from	O
the	O
GNOME	B-Application
project	O
.	O
</s>
<s>
It	O
uses	O
the	O
Matchbox	B-Device
window	O
manager	O
and	O
the	O
GTK-based	O
Hildon	B-Language
as	O
its	O
GUI	B-Application
and	O
application	B-Application
framework	I-Application
.	O
</s>
<s>
webOS	B-Operating_System
was	O
developed	O
by	O
Palm	O
.	O
</s>
<s>
webOS	B-Operating_System
is	O
an	O
open	B-License
source	I-License
mobile	B-Operating_System
operating	I-Operating_System
system	I-Operating_System
running	O
on	O
the	O
Linux	B-Operating_System
kernel	I-Operating_System
,	O
initially	O
developed	O
by	O
Palm	O
,	O
which	O
launched	O
with	O
the	O
Palm	B-Application
Pre	I-Application
.	O
</s>
<s>
After	O
being	O
acquired	O
by	O
HP	O
,	O
two	O
phones	B-Application
(	O
the	O
Veer	B-Application
and	O
the	O
Pre	B-Application
3	I-Application
)	O
and	O
a	O
tablet	B-Device
(	O
the	O
TouchPad	B-Application
)	O
running	O
webOS	B-Operating_System
were	O
introduced	O
in	O
2011	O
.	O
</s>
<s>
On	O
August	O
18	O
,	O
2011	O
,	O
HP	O
announced	O
that	O
webOS	B-Operating_System
hardware	B-Architecture
would	O
be	O
discontinued	O
,	O
but	O
would	O
continue	O
to	O
support	O
and	O
update	O
webOS	B-Operating_System
software	O
and	O
develop	O
the	O
webOS	B-Operating_System
ecosystem	O
.	O
</s>
<s>
HP	O
released	O
webOS	B-Operating_System
as	O
open	B-License
source	I-License
under	O
the	O
name	O
Open	B-Operating_System
webOS	I-Operating_System
,	O
and	O
plans	O
to	O
update	O
it	O
with	O
additional	O
features	O
.	O
</s>
<s>
On	O
February	O
25	O
,	O
2013	O
,	O
HP	O
announced	O
the	O
sale	O
of	O
webOS	B-Operating_System
to	O
LG	O
Electronics	O
,	O
who	O
used	O
the	O
operating	B-General_Concept
system	I-General_Concept
for	O
its	O
"	O
smart	O
"	O
or	O
Internet-connected	O
TVs	O
.	O
</s>
<s>
However	O
,	O
HP	O
retained	O
patents	O
underlying	O
WebOS	B-Operating_System
and	O
cloud-based	B-Architecture
services	O
such	O
as	O
the	O
App	O
Catalog	O
.	O
</s>
<s>
Bada	B-Operating_System
platform	O
(	O
stylized	O
as	O
bada	B-Operating_System
;	O
Korean	O
:	O
바다	O
)	O
was	O
an	O
operating	B-General_Concept
system	I-General_Concept
for	O
mobile	B-Application
devices	I-Application
such	O
as	O
smartphones	B-Application
and	O
tablet	B-Device
computers	I-Device
.	O
</s>
<s>
It	O
was	O
developed	O
by	O
Samsung	B-Application
Electronics	O
.	O
</s>
<s>
Its	O
name	O
is	O
derived	O
from	O
"	O
바다	O
(	O
bada	B-Operating_System
)	O
"	O
,	O
meaning	O
"	O
ocean	O
"	O
or	O
"	O
sea	O
"	O
in	O
Korean	O
.	O
</s>
<s>
It	O
ranges	O
from	O
mid	O
-	O
to	O
high-end	O
smartphones	B-Application
.	O
</s>
<s>
To	O
foster	O
adoption	O
of	O
Bada	B-Operating_System
OS	I-Operating_System
,	O
since	O
2011	O
Samsung	B-Application
reportedly	O
has	O
considered	O
releasing	O
the	O
source	O
code	O
under	O
an	O
open-source	B-License
license	O
,	O
and	O
expanding	O
device	O
support	O
to	O
include	O
Smart	O
TVs	O
.	O
</s>
<s>
Samsung	B-Application
announced	O
in	O
June	O
2012	O
intentions	O
to	O
merge	O
Bada	B-Operating_System
into	O
the	O
Tizen	B-Application
project	O
,	O
but	O
would	O
meanwhile	O
use	O
its	O
own	O
Bada	B-Operating_System
operating	I-Operating_System
system	I-Operating_System
,	O
in	O
parallel	O
with	O
Google	B-Application
Android	I-Application
OS	O
and	O
Microsoft	B-Protocol
Windows	I-Protocol
Phone	I-Protocol
,	O
for	O
its	O
smartphones	B-Application
.	O
</s>
<s>
All	O
Bada-powered	O
devices	O
are	O
branded	O
under	O
the	O
Wave	O
name	O
,	O
but	O
not	O
all	O
of	O
Samsung	B-Application
's	O
Android-powered	B-Application
devices	I-Application
are	O
branded	O
under	O
the	O
name	O
Galaxy	O
.	O
</s>
<s>
On	O
February	O
25	O
,	O
2013	O
,	O
Samsung	B-Application
announced	O
that	O
it	O
will	O
stop	O
developing	O
Bada	B-Operating_System
,	O
moving	O
development	O
to	O
Tizen	B-Application
instead	O
.	O
</s>
<s>
In	O
1999	O
,	O
Research	O
In	O
Motion	O
released	O
its	O
first	O
BlackBerry	B-Application
devices	O
,	O
providing	O
secure	O
real-time	O
push-email	O
communications	O
on	O
wireless	O
devices	O
.	O
</s>
<s>
Services	O
such	O
as	O
BlackBerry	B-Application
Messenger	O
provide	O
the	O
integration	O
of	O
all	O
communications	O
into	O
a	O
single	O
inbox	O
.	O
</s>
<s>
In	O
September	O
2012	O
,	O
RIM	O
announced	O
that	O
the	O
200	O
millionth	O
BlackBerry	B-Application
smartphone	B-Application
was	O
shipped	O
.	O
</s>
<s>
As	O
of	O
September	O
2014	O
,	O
there	O
were	O
around	O
46	O
million	O
active	O
BlackBerry	B-Application
service	O
subscribers	O
.	O
</s>
<s>
In	O
the	O
early	O
2010s	O
,	O
RIM	O
has	O
undergone	O
a	O
platform	O
transition	O
,	O
changing	O
its	O
company	O
name	O
to	O
BlackBerry	B-Application
Limited	O
and	O
making	O
new	O
devices	O
on	O
a	O
new	O
platform	O
named	O
"	O
BlackBerry	B-Application
10	I-Application
"	O
.	O
</s>
<s>
BlackBerry	B-Application
10	I-Application
(	O
based	O
on	O
the	O
QNX	B-Operating_System
OS	O
)	O
is	O
from	O
BlackBerry	B-Application
.	O
</s>
<s>
As	O
a	O
smartphone	B-Application
OS	O
,	O
it	O
is	O
closed-source	B-Application
and	O
proprietary	B-Application
,	O
and	O
only	O
runs	O
on	O
phones	B-Application
and	O
tablets	B-Device
manufactured	O
by	O
BlackBerry	B-Application
.	O
</s>
<s>
In	O
late	O
2016	O
,	O
BlackBerry	B-Application
announced	O
that	O
it	O
will	O
continue	O
to	O
support	O
the	O
OS	O
,	O
with	O
a	O
promise	O
to	O
release	O
10.3.3	O
.	O
</s>
<s>
Therefore	O
,	O
BlackBerry	B-Application
10	I-Application
would	O
not	O
receive	O
any	O
major	O
updates	O
as	O
BlackBerry	B-Application
and	O
its	O
partners	O
would	O
focus	O
more	O
on	O
their	O
Android	B-Application
base	O
development	O
.	O
</s>
<s>
The	O
Nintendo	B-Device
3DS	I-Device
system	I-Device
software	I-Device
is	O
the	O
updatable	O
operating	B-General_Concept
system	I-General_Concept
used	O
by	O
the	O
Nintendo	O
3DS	O
.	O
</s>
<s>
Symbian	B-Operating_System
platform	I-Operating_System
was	O
developed	O
by	O
Nokia	O
for	O
some	O
models	O
of	O
smartphones	B-Application
.	O
</s>
<s>
It	O
is	O
proprietary	B-Application
software	I-Application
,	O
it	O
was	O
however	O
used	O
by	O
Ericsson	O
(	O
SonyEricsson	O
)	O
,	O
Sending	O
and	O
Benq	O
.	O
</s>
<s>
The	O
operating	B-General_Concept
system	I-General_Concept
was	O
discontinued	O
in	O
2012	O
,	O
although	O
a	O
slimmed-down	O
version	O
for	O
basic	O
phones	B-Application
was	O
still	O
developed	O
until	O
July	O
2014	O
.	O
</s>
<s>
Microsoft	O
officially	O
shelved	O
the	O
platform	O
in	O
favor	O
of	O
Windows	B-Protocol
Phone	I-Protocol
after	O
its	O
acquisition	O
of	O
Nokia	O
.	O
</s>
<s>
It	O
is	O
closed-source	B-Application
and	O
proprietary	B-Application
.	O
</s>
<s>
webOS	B-Operating_System
was	O
introduced	O
by	O
Palm	O
in	O
January	O
2009	O
,	O
as	O
the	O
successor	O
to	O
Palm	B-Operating_System
OS	I-Operating_System
with	O
Web	O
2.0	B-Application
technologies	O
,	O
open	B-Architecture
architecture	I-Architecture
and	O
multitasking	O
abilities	O
.	O
</s>
<s>
Windows	B-Operating_System
Mobile	I-Operating_System
is	O
a	O
family	B-Application
of	O
proprietary	B-Application
operating	B-General_Concept
systems	I-General_Concept
from	O
Microsoft	O
aimed	O
at	O
business	O
and	O
enterprise	O
users	O
,	O
based	O
on	O
Windows	B-Operating_System
CE	I-Operating_System
and	O
originally	O
developed	O
for	O
Pocket	B-Device
PC	I-Device
(	O
PDA	B-Application
)	O
devices	O
.	O
</s>
<s>
In	O
2010	O
it	O
was	O
replaced	O
with	O
the	O
consumer-focused	O
Windows	B-Protocol
Phone	I-Protocol
.	O
</s>
<s>
Versions	O
of	O
Windows	B-Operating_System
Mobile	I-Operating_System
came	O
in	O
multiple	O
editions	O
,	O
like	O
"	O
Pocket	B-Device
PC	I-Device
Premium	O
"	O
,	O
"	O
Pocket	B-Device
PC	I-Device
Professional	O
"	O
,	O
"	O
Pocket	B-Device
PC	I-Device
Phone	I-Device
"	O
,	O
and	O
"	O
Smartphone	B-Application
"	O
(	O
Windows	B-Operating_System
Mobile	I-Operating_System
2003	O
)	O
or	O
"	O
Professional	O
"	O
,	O
"	O
Standard	O
"	O
,	O
and	O
"	O
Classic	O
"	O
(	O
Windows	B-Operating_System
Mobile	I-Operating_System
6.0	I-Operating_System
)	O
.	O
</s>
<s>
Some	O
editions	O
were	O
touchscreen-only	O
and	O
some	O
were	O
keyboard-only	O
,	O
although	O
there	O
were	O
cases	O
where	O
device	O
vendors	O
managed	O
to	O
graft	O
support	O
for	O
one	O
onto	O
an	O
edition	O
targeted	O
at	O
the	O
other	O
.	O
</s>
<s>
Microsoft	O
started	O
work	O
on	O
a	O
version	O
of	O
Windows	B-Operating_System
Mobile	I-Operating_System
that	O
would	O
combine	O
all	O
features	O
together	O
,	O
but	O
it	O
was	O
aborted	O
,	O
and	O
instead	O
they	O
focused	O
on	O
developing	O
the	O
non-backward-compatible	O
,	O
touchscreen-only	O
Windows	B-Protocol
Phone	I-Protocol
7	I-Protocol
.	O
</s>
<s>
Windows	B-Protocol
Phone	I-Protocol
is	O
a	O
proprietary	B-Application
mobile	B-Operating_System
operating	I-Operating_System
system	I-Operating_System
developed	O
by	O
Microsoft	O
for	O
smartphones	B-Application
as	O
the	O
replacement	O
successor	O
to	O
Windows	B-Operating_System
Mobile	I-Operating_System
and	O
Zune	B-Library
.	O
</s>
<s>
Windows	B-Protocol
Phone	I-Protocol
features	O
a	O
new	O
touchscreen-oriented	O
user	B-Application
interface	I-Application
derived	O
from	O
Metro	O
design	O
language	O
.	O
</s>
<s>
Windows	B-Protocol
Phone	I-Protocol
was	O
replaced	O
by	O
Windows	B-Operating_System
10	I-Operating_System
Mobile	I-Operating_System
in	O
2015	O
.	O
</s>
<s>
Windows	B-Operating_System
10	I-Operating_System
Mobile	I-Operating_System
(	O
formerly	O
called	O
Windows	B-Protocol
Phone	I-Protocol
)	O
is	O
from	O
Microsoft	O
.	O
</s>
<s>
It	O
is	O
closed-source	B-Application
and	O
proprietary	B-Application
.	O
</s>
<s>
Unveiled	O
on	O
February	O
15	O
,	O
2010	O
,	O
Windows	B-Protocol
Phone	I-Protocol
includes	O
a	O
user	B-Application
interface	I-Application
inspired	O
by	O
Microsoft	O
's	O
Metro	O
Design	O
Language	O
.	O
</s>
<s>
It	O
is	O
integrated	O
with	O
Microsoft	O
services	O
such	O
as	O
OneDrive	B-Application
and	O
Office	O
,	O
Xbox	B-Application
Music	I-Application
,	O
Xbox	B-Application
Video	I-Application
,	O
Xbox	B-Application
Live	I-Application
games	O
,	O
and	O
Bing	B-Application
,	O
but	O
also	O
integrates	O
with	O
many	O
other	O
non-Microsoft	O
services	O
such	O
as	O
Facebook	B-Application
and	O
Google	B-Application
accounts	I-Application
.	O
</s>
<s>
Windows	B-Protocol
Phone	I-Protocol
devices	O
were	O
made	O
primarily	O
by	O
Microsoft	O
Mobile/Nokia	O
,	O
and	O
also	O
by	O
HTC	B-Application
and	O
Samsung	B-Application
.	O
</s>
<s>
On	O
January	O
21	O
,	O
2015	O
,	O
Microsoft	O
announced	O
that	O
the	O
Windows	B-Protocol
Phone	I-Protocol
brand	O
will	O
be	O
phased	O
out	O
and	O
replaced	O
with	O
Windows	B-Operating_System
10	I-Operating_System
Mobile	I-Operating_System
,	O
bringing	O
tighter	O
integration	O
and	O
unification	O
with	O
its	O
PC	O
counterpart	O
Windows	B-Operating_System
10	I-Operating_System
,	O
and	O
provide	O
a	O
platform	O
for	O
smartphones	B-Application
and	O
tablets	B-Device
with	O
screen	O
sizes	O
under	O
8	O
inches	O
.	O
</s>
<s>
On	O
October	O
8	O
,	O
2017	O
,	O
Microsoft	O
officially	O
announced	O
that	O
they	O
would	O
no	O
longer	O
push	O
any	O
major	O
updates	O
to	O
Windows	B-Operating_System
10	I-Operating_System
Mobile	I-Operating_System
,	O
instead	O
it	O
would	O
put	O
it	O
in	O
maintenance	O
mode	O
,	O
where	O
Microsoft	O
would	O
push	O
bug	O
fixes	O
and	O
general	O
improvements	O
only	O
,	O
therefore	O
Windows	B-Operating_System
10	I-Operating_System
Mobile	I-Operating_System
would	O
not	O
receive	O
any	O
new	O
feature	O
updates	O
.	O
</s>
<s>
On	O
January	O
18	O
,	O
2019	O
,	O
Microsoft	O
announced	O
that	O
support	O
for	O
Windows	B-Operating_System
10	I-Operating_System
Mobile	I-Operating_System
would	O
end	O
on	O
December	O
10	B-Application
,	O
2019	O
,	O
with	O
no	O
further	O
security	O
updates	O
released	O
after	O
then	O
,	O
and	O
that	O
Windows	B-Operating_System
10	I-Operating_System
Mobile	I-Operating_System
users	O
should	O
migrate	O
to	O
iOS	B-Application
or	O
Android	B-Application
phones	I-Application
.	O
</s>
<s>
Current	O
Windows	B-Operating_System
10	I-Operating_System
Mobile	I-Operating_System
version	O
list	O
:	O
</s>
<s>
In	O
2006	O
,	O
Android	B-Application
and	O
iOS	B-Application
did	O
not	O
exist	O
and	O
only	O
64	O
million	O
smartphones	B-Application
were	O
sold	O
.	O
</s>
<s>
In	O
2018	O
Q1	O
,	O
183.5	O
million	O
smartphones	B-Application
were	O
sold	O
and	O
global	O
market	O
share	O
was	O
48.9	O
%	O
for	O
Android	B-Application
and	O
19.1	O
%	O
for	O
iOS	B-Application
.	O
</s>
<s>
Other	O
OS	O
smartphones	B-Application
were	O
0,131	O
million	O
,	O
counting	O
the	O
0.03	O
%	O
of	O
the	O
total	O
.	O
</s>
<s>
According	O
to	O
StatCounter	O
web	O
use	O
statistics	O
(	O
a	O
proxy	O
for	O
all	O
use	O
)	O
,	O
smartphones	B-Application
(	O
alone	O
without	O
tablets	B-Device
)	O
have	O
majority	O
use	O
globally	O
,	O
with	O
desktop	B-Device
computers	I-Device
used	O
much	O
less	O
(	O
and	O
Android	B-Application
,	O
in	O
particular	O
,	O
more	O
popular	O
than	O
Windows	B-Operating_System
)	O
.	O
</s>
<s>
Use	O
varies	O
however	O
by	O
continent	O
with	O
smartphones	B-Application
way	O
more	O
popular	O
in	O
the	O
biggest	O
continents	O
,	O
i.e.	O
</s>
<s>
The	O
desktop	O
is	O
still	O
popular	O
in	O
many	O
countries	O
(	O
while	O
overall	O
down	O
to	O
44.9	O
%	O
in	O
the	O
first	O
quarter	O
of	O
2017	O
)	O
,	O
smartphones	B-Application
are	O
more	O
popular	O
even	O
in	O
many	O
developed	O
countries	O
(	O
or	O
about	O
to	O
be	O
in	O
more	O
)	O
.	O
</s>
<s>
Haiti	O
,	O
in	O
North	O
America	O
;	O
and	O
most	O
in	O
Asia	O
and	O
Africa	O
)	O
are	O
smartphone-majority	O
,	O
Poland	O
and	O
Turkey	O
highest	O
with	O
57.68	O
%	O
and	O
62.33	O
%	O
,	O
respectively	O
.	O
</s>
<s>
In	O
Ireland	O
,	O
smartphone	B-Application
use	O
at	O
45.55	O
%	O
outnumbers	O
desktop	O
use	O
and	O
mobile	O
as	O
a	O
whole	O
gains	O
majority	O
when	O
including	O
the	O
tablet	B-Device
share	O
at	O
9.12	O
%	O
.	O
</s>
<s>
Smartphones	B-Application
(	O
alone	O
,	O
without	O
tablets	B-Device
)	O
,	O
first	O
gained	O
majority	O
in	O
December	O
2016	O
(	O
desktop-majority	O
was	O
lost	O
the	O
month	O
before	O
)	O
,	O
and	O
it	O
was	O
n't	O
a	O
Christmas-time	O
fluke	O
,	O
as	O
while	O
close	O
to	O
majority	O
after	O
smartphone	B-Application
majority	O
happened	O
again	O
in	O
March	O
2017	O
.	O
</s>
<s>
In	O
the	O
week	O
from	O
November	O
7	O
–	O
13	O
,	O
2016	O
,	O
smartphones	B-Application
alone	O
(	O
without	O
tablets	B-Device
)	O
overtook	O
desktop	O
,	O
for	O
the	O
first	O
time	O
(	O
for	O
a	O
short	O
period	O
;	O
non-full-month	O
)	O
.	O
</s>
<s>
However	O
,	O
in	O
some	O
territories	O
of	O
the	O
United	O
States	O
,	O
such	O
as	O
Puerto	O
Rico	O
,	O
desktop	O
is	O
way	O
under	O
majority	O
,	O
with	O
Windows	B-Operating_System
under	O
30%	O
overtaken	O
by	O
Android	B-Application
.	O
</s>
<s>
And	O
smartphones	B-Application
alone	O
have	O
showed	O
majority	O
since	O
December	O
23	O
to	O
the	O
end	O
of	O
the	O
year	O
,	O
with	O
the	O
share	O
topping	O
at	O
58.22	O
%	O
on	O
Christmas	O
Day	O
.	O
</s>
<s>
To	O
the	O
"	O
mobile	O
"	O
-majority	O
share	O
then	O
of	O
smartphones	B-Application
,	O
tablets	B-Device
could	O
be	O
added	O
giving	O
a	O
63.22	O
%	O
majority	O
.	O
</s>
<s>
While	O
an	O
unusually	O
high	O
top	O
,	O
a	O
similarly	O
high	O
also	O
happened	O
on	O
Monday	O
April	O
17	O
,	O
2017	O
,	O
with	O
then	O
only	O
smartphones	B-Application
share	O
slightly	O
lower	O
and	O
tablet	B-Device
share	O
slightly	O
higher	O
,	O
with	O
them	O
combined	O
at	O
62.88	O
%	O
.	O
</s>
<s>
,	O
the	O
world	O
has	O
turned	O
desktop-minority	O
;	O
at	O
about	O
49%	O
desktop	O
use	O
for	O
the	O
previous	O
month	O
,	O
but	O
mobile	O
was	O
n't	O
ranked	O
higher	O
,	O
tablet	B-Device
share	O
had	O
to	O
be	O
added	O
to	O
it	O
to	O
exceed	O
desktop	O
share	O
.	O
</s>
<s>
By	O
now	O
,	O
mobile	O
(	O
smartphones	B-Application
)	O
have	O
full	O
majority	O
,	O
outnumbering	O
desktop/laptop	O
computers	O
by	O
a	O
safe	O
margin	O
(	O
and	O
no	O
longer	O
counting	O
tablets	B-Device
with	O
desktops	O
makes	O
them	O
most	O
popular	O
)	O
.	O
</s>
<s>
Windows	B-Operating_System
includes	O
all	O
versions	O
.	O
</s>
<s>
BlackBerry	B-Application
includes	O
all	O
versions	O
.	O
</s>
<s>
Other	O
includes	O
all	O
other	O
smartphone	B-Application
OSes	O
but	O
not	O
feature	B-Device
phone	I-Device
OSes	O
.	O
</s>
<s>
+IDC	O
:	O
Worldwide	O
smartphone	B-Application
shipments	O
(	O
millions	O
of	O
units	O
)	O
Quarter	O
Android	B-Application
iOS	B-Application
Windows	B-Operating_System
BlackBerry	B-Application
Symbian	B-Operating_System
Other	O
Total	O
2017	O
Q1	O
292.7	O
50.6	O
0.34	O
–	O
–	O
0.34	O
344.3	O
2016	O
Q4	O
318.3	O
71.2	O
0.78	O
–	O
–	O
0.78	O
391.0	O
2016	O
Q3	O
315.3	O
45.4	O
0.9	O
–	O
–	O
1.6	B-Application
363.2	O
2016	O
Q2	O
302.7	O
40.4	O
1.4	O
–	O
–	O
1.0	O
345.5	O
2016	O
Q1	O
291.3	O
53.8	O
2.79	O
–	O
–	O
1.40	O
349.3	O
2015	O
Q4	O
291.7	O
68.5	O
4.40	O
–	O
–	O
1.83	O
366.4	O
2015	O
Q3Calculate	O
and	O
insert	O
data	O
from	O
this	O
site	O
http://iknow.stpi.narl.org.tw/post/Read.aspx?PostID=11517	O
329.04	O
46.70	O
14.67	O
–	O
–	O
3.94	O
394.35	O
2015	O
Q2	O
282.76	O
47.3	O
8.8	O
1.02	O
–	O
1.37	O
341.5	O
2015	O
Q1	O
260.8	O
61.2	O
9.03	O
1.00	O
–	O
2.34	O
334.4	O
2014	O
Q4	O
289.1	O
74.5	O
10.70	O
1.40	O
–	O
1.80	O
377.5	O
2014	O
Q3	O
283.0	O
39.2	O
9.72	O
1.68	O
–	O
2.00	O
335.0	O
2014	O
Q2	O
255.3	O
35.2	O
7.4	O
1.5	B-Application
–	O
1.9	O
301.3	O
2014	O
Q1	O
234.1	O
43.8	O
7.2	O
1.4	O
–	O
2.0	B-Application
288.3	O
2013	O
Q4	O
226.1	O
51.0	O
8.8	O
1.7	O
–	O
2.0	B-Application
289.6	O
2013	O
Q3	O
211.6	O
33.8	O
9.5	O
4.5	O
–	O
1.7	O
261.1	O
2013	O
Q2	O
187.4	O
31.2	O
8.7	O
6.8	O
0.5	O
1.8	O
236.4	O
2013	O
Q1	O
162.1	O
37.4	O
7.0	O
6.3	O
1.2	O
2.2	O
216.2	O
2012	O
Q4	O
159.8	O
47.8	O
6.0	O
7.4	O
2.7	O
4.1	O
227.8	O
2012	O
Q3	O
136.0	O
26.9	O
3.6	O
7.7	O
4.1	O
2.8	O
181.1	O
2012	O
Q2	O
104.8	O
26.0	O
5.4	O
7.4	O
6.8	O
3.6	O
154.0	O
2012	O
Q1Android	O
-	O
and	O
iOS-Powered	O
Smartphones	B-Application
Expand	O
Their	O
Share	O
of	O
the	O
Market	O
in	O
the	O
First	O
Quarter	O
,	O
According	O
to	O
IDC	O
\u2013	O
prUS23503312	O
.	O
</s>
