<s>
Firefox	B-Application
for	I-Application
Android	I-Application
is	O
a	O
web	B-Application
browser	I-Application
developed	O
by	O
Mozilla	B-Operating_System
for	O
Android	B-Application
smartphones	B-Application
and	O
tablet	B-Device
computers	I-Device
.	O
</s>
<s>
As	O
with	O
its	O
desktop	B-Application
version	I-Application
,	O
it	O
uses	O
the	O
Gecko	B-Language
layout	I-Language
engine	I-Language
,	O
and	O
supports	O
features	O
such	O
as	O
synchronization	B-Application
with	O
Firefox	B-Operating_System
Sync	I-Operating_System
,	O
and	O
add-ons	B-Operating_System
.	I-Operating_System
</s>
<s>
The	O
initial	O
version	O
of	O
Firefox	B-Application
for	I-Application
Android	I-Application
was	O
codenamed	O
Fennec	B-Application
and	O
branded	O
Firefox	B-Application
for	I-Application
mobile	I-Application
;	O
it	O
initially	O
supported	O
Maemo	B-Operating_System
and	O
Android	B-Application
before	O
supporting	O
MeeGo	B-Operating_System
and	O
Firefox	B-Operating_System
OS	I-Operating_System
as	O
well	O
.	O
</s>
<s>
Support	O
for	O
Maemo	B-Operating_System
was	O
later	O
dropped	O
.	O
</s>
<s>
In	O
2020	O
,	O
a	O
redesigned	O
version	O
of	O
Firefox	B-Application
for	I-Application
Android	I-Application
(	O
codenamed	O
Fenix	O
,	O
and	O
also	O
branded	O
as	O
Firefox	B-Application
Daylight	I-Application
)	O
was	O
released	O
,	O
which	O
introduced	O
a	O
new	O
internal	O
architecture	O
and	O
user	O
interface	O
inspired	O
by	O
Firefox	B-Operating_System
Focus	I-Operating_System
,	O
new	O
privacy	O
features	O
,	O
and	O
switching	O
to	O
curated	O
WebExtensions	B-Operating_System
for	O
add-ons	B-Operating_System
.	I-Operating_System
</s>
<s>
Firefox	B-Application
for	I-Application
mobile	I-Application
,	O
codenamed	O
"	O
Fennec	B-Application
"	O
,	O
was	O
first	O
released	O
for	O
Maemo	B-Operating_System
in	O
January	O
2010	O
with	O
version	O
1.0	O
and	O
for	O
Android	B-Application
in	O
March	O
2011	O
with	O
version	O
4.0	O
.	O
</s>
<s>
Support	O
for	O
Maemo	B-Operating_System
was	O
discontinued	O
after	O
version	O
7	O
,	O
released	O
in	O
September	O
2011	O
.	O
</s>
<s>
The	O
codename	O
Fennec	B-Application
comes	O
from	O
the	O
fennec	B-Application
fox	O
,	O
a	O
small	O
desert	O
fox	O
(	O
just	O
as	O
the	O
Fennec	B-Application
browser	I-Application
is	O
a	O
small	O
version	O
of	O
the	O
Firefox	B-Application
desktop	O
browser	B-Application
)	O
.	O
</s>
<s>
Firefox	B-Application
for	O
Maemo	B-Operating_System
Beta	O
5	O
,	O
released	O
in	O
2009	O
,	O
was	O
the	O
first	O
version	O
to	O
have	O
the	O
official	O
Firefox	B-Application
branding	O
,	O
with	O
the	O
Firefox	B-Application
name	O
and	O
logo	O
.	O
</s>
<s>
Fennec	B-Application
uses	O
the	O
Gecko	B-Language
engine	I-Language
;	O
for	O
example	O
,	O
version	O
1.0	O
used	O
the	O
same	O
engine	O
as	O
Firefox	B-Protocol
3.6	I-Protocol
,	O
and	O
the	O
following	O
release	O
,	O
4.0	O
,	O
shared	O
core	O
code	O
with	O
Firefox	B-Application
4.0	I-Application
.	O
</s>
<s>
Its	O
features	O
include	O
HTML5	B-Application
support	O
,	O
Firefox	B-Operating_System
Sync	I-Operating_System
,	O
add-ons	B-Operating_System
support	O
and	O
tabbed	O
browsing	O
.	O
</s>
<s>
The	O
browser	B-Application
's	O
version	O
numbering	O
was	O
bumped	O
from	O
version	O
2.0	O
beta	O
to	O
version	O
4.0	O
to	O
more	O
closely	O
match	O
desktop	O
releases	O
of	O
Firefox	B-Application
since	O
the	O
rendering	B-Protocol
engines	I-Protocol
used	O
in	O
both	O
browsers	B-Application
are	O
the	O
same	O
.	O
</s>
<s>
Plugin	O
support	O
was	O
initially	O
disabled	O
by	O
default	O
,	O
removing	O
compatibility	O
with	O
popular	O
web	O
content	O
types	O
such	O
as	O
Adobe	B-Operating_System
Flash	I-Operating_System
.	O
</s>
<s>
In	O
September	O
2011	O
,	O
Flash	B-Operating_System
support	O
was	O
implemented	O
in	O
pre-release	O
builds	O
for	O
pre-Honeycomb	O
versions	O
of	O
Android	B-Application
.	O
</s>
<s>
Flash	B-Operating_System
support	O
for	O
Android	B-Application
2.x	O
and	O
4.x	O
was	O
enabled	O
for	O
most	O
smartphones	B-Application
in	O
version	O
14.0	O
;	O
later	O
it	O
was	O
removed	O
in	O
version	O
56.0	O
.	O
</s>
<s>
On	O
June	O
27	O
,	O
2019	O
,	O
Mozilla	B-Operating_System
unveiled	O
Firefox	B-Application
Preview	O
(	O
codename	O
"	O
Fenix	O
"	O
)	O
,	O
a	O
redesigned	O
version	O
of	O
Firefox	B-Application
for	I-Application
Android	I-Application
based	O
on	O
GeckoView	B-Language
an	O
implementation	O
of	O
Gecko	B-Language
that	O
is	O
decoupled	O
as	O
a	O
reusable	B-Library
library	I-Library
,	O
intended	O
to	O
be	O
used	O
as	O
an	O
alternative	O
to	O
the	O
default	O
Android	B-Application
WebView	O
component	O
(	O
based	O
on	O
Blink	B-Language
engine	I-Language
)	O
.	O
</s>
<s>
GeckoView	B-Language
was	O
first	O
used	O
by	O
Firefox	B-Operating_System
Focus	I-Operating_System
,	O
whose	O
design	O
influenced	O
aspects	O
of	O
Fenix	O
.	O
</s>
<s>
It	O
has	O
a	O
redesigned	O
user	O
interface	O
with	O
support	O
for	O
dark	B-General_Concept
mode	I-General_Concept
,	O
a	O
new	O
"	O
Collections	O
"	O
feature	O
for	O
saving	O
sets	O
of	O
tabs	O
,	O
and	O
includes	O
Enhanced	O
Tracking	O
Protection	O
(	O
a	O
configurable	O
blocker	O
for	O
web	B-Application
trackers	I-Application
and	O
third-party	O
cookies	O
)	O
and	O
a	O
redesigned	O
private	B-Protocol
browsing	I-Protocol
mode	O
.	O
</s>
<s>
The	O
Firefox	B-Application
for	I-Application
Android	I-Application
Beta	O
channel	O
was	O
migrated	O
to	O
the	O
Fenix	O
branch	B-General_Concept
in	O
April	O
2020	O
,	O
and	O
it	O
was	O
officially	O
released	O
to	O
the	O
stable	O
channel	O
in	O
August	O
2020	O
as	O
version	O
79	O
,	O
branded	O
as	O
Firefox	B-Application
Daylight	I-Application
.	O
</s>
<s>
The	O
last	O
Fennec-based	O
version	O
was	O
version	O
68	O
,	O
which	O
was	O
released	O
in	O
July	O
2019	O
,	O
and	O
received	O
bug	O
and	O
security	O
fixes	O
until	O
July	O
2020	O
.	O
</s>
<s>
Firefox	B-Application
for	I-Application
Android	I-Application
allows	O
installation	O
of	O
extensions	O
.	O
</s>
<s>
Firefox	B-Application
Daylight/	O
"	O
Fenix	O
"	O
uses	O
the	O
same	O
WebExtensions	B-Operating_System
architecture	O
as	O
the	O
desktop	B-Application
version	I-Application
of	O
Firefox	B-Application
,	O
but	O
not	O
all	O
APIs	B-General_Concept
are	O
supported	O
.	O
</s>
<s>
Firefox	B-Application
for	I-Application
Android	I-Application
supports	O
a	O
limited	O
number	O
of	O
Add-ons	B-Operating_System
,	O
which	O
include	O
uBlock	B-Protocol
Origin	I-Protocol
,	O
Privacy	B-Operating_System
Badger	I-Operating_System
,	O
Firefox	B-Application
Relay	O
,	O
AdNauseum	O
,	O
Tampermonkey	B-Operating_System
and	O
more	O
.	O
</s>
<s>
Manifest	O
V3	O
support	O
is	O
planned	O
for	O
Firefox	B-Application
for	I-Application
Android	I-Application
and	O
will	O
be	O
added	O
sometime	O
in	O
2023	O
.	O
</s>
<s>
As	O
of	O
September	O
29	O
,	O
2020	O
,	O
the	O
Nightly	O
branch	B-General_Concept
contains	O
an	O
experimental	O
function	O
for	O
installing	O
extensions	O
via	O
the	O
Mozilla	B-Operating_System
Add-ons	B-Operating_System
website	O
,	O
which	O
is	O
intended	O
for	O
testing	O
compatibility	O
.	O
</s>
<s>
Firefox	B-Application
Daylight	I-Application
requires	O
Android	B-Application
5.0	I-Application
"	I-Application
Lollipop	I-Application
"	I-Application
or	O
later	O
;	O
earlier	O
versions	O
of	O
Firefox	B-Application
also	O
supported	O
earlier	O
versions	O
of	O
Android	B-Application
.	O
</s>
<s>
Support	O
for	O
Android	B-Application
devices	O
that	O
run	O
x86	B-Operating_System
processors	O
was	O
added	O
in	O
December	O
2013	O
.	O
</s>
<s>
Previously	O
,	O
Firefox	B-Application
for	I-Application
mobile	I-Application
supported	O
other	O
platforms	O
besides	O
Android	B-Application
.	O
</s>
<s>
Official	O
support	O
for	O
the	O
Nokia	B-Application
N900	I-Application
Maemo	B-Operating_System
device	O
ceased	O
with	O
version	O
7	O
.	O
</s>
<s>
Firefox	B-Application
mobile	I-Application
was	O
available	O
for	O
MeeGo	B-Operating_System
through	O
the	O
third-party	O
OpenRepos	O
repository	O
.	O
</s>
<s>
For	O
operating	O
systems	O
not	O
supported	O
by	O
Fennec	B-Application
,	O
like	O
Sailfish	B-Operating_System
OS	I-Operating_System
(	O
based	O
on	O
Mer	B-Application
project	I-Application
)	O
,	O
web	B-Application
browsers	I-Application
can	O
use	O
embedlite	O
(	O
IPCLiteAPI	O
)	O
,	O
a	O
lightweight	O
embedding	O
API	B-General_Concept
.	O
</s>
<s>
An	O
alpha	O
build	O
of	O
version	O
1.1	O
(	O
1.1	O
Alpha	O
1	O
)	O
for	O
Windows	B-Operating_System
Mobile	I-Operating_System
,	O
released	O
on	O
February	O
19	O
,	O
2010	O
,	O
is	O
the	O
last	O
build	O
for	O
this	O
operating	O
system	O
.	O
</s>
<s>
Following	O
the	O
Windows	B-Protocol
Phone	I-Protocol
7	O
announcement	O
and	O
Microsoft	O
's	O
decision	O
not	O
to	O
release	O
a	O
native	O
development	O
kit	O
,	O
as	O
with	O
Android	B-Application
and	O
other	O
systems	O
,	O
development	O
for	O
Windows	B-Operating_System
Mobile	I-Operating_System
was	O
put	O
on	O
hold	O
.	O
</s>
<s>
If	O
Microsoft	O
releases	O
a	O
native	O
development	O
kit	O
in	O
the	O
future	O
for	O
its	O
Windows	B-Protocol
Phone	I-Protocol
OS	I-Protocol
,	O
then	O
Mozilla	B-Operating_System
will	O
consider	O
again	O
developing	O
Fennec	B-Application
for	O
the	O
platform	O
.	O
</s>
<s>
Tristan	O
Nitot	O
,	O
president	O
of	O
Mozilla	B-Operating_System
Europe	O
,	O
has	O
said	O
that	O
it	O
is	O
unlikely	O
that	O
a	O
BlackBerry	B-Application
OS	I-Application
version	O
will	O
be	O
released	O
,	O
citing	O
BlackBerry	B-Application
's	O
limited	O
operating	O
system	O
as	O
the	O
reason	O
.	O
</s>
<s>
Mozilla	B-Operating_System
has	O
no	O
plans	O
to	O
develop	O
Firefox	B-Application
for	O
the	O
Symbian	B-Operating_System
platform	I-Operating_System
,	O
or	O
webOS	B-Operating_System
.	O
</s>
<s>
An	O
unofficial	O
port	O
to	O
WebOS	B-Operating_System
was	O
made	O
,	O
but	O
is	O
no	O
longer	O
maintained	O
as	O
of	O
2011	O
.	O
</s>
<s>
An	O
unofficial	O
port	O
is	O
available	O
for	O
the	O
Pandora	B-Device
handheld	O
console	O
.	O
</s>
<s>
Firefox	B-Application
52.0.2	O
was	O
the	O
last	O
version	O
to	O
run	O
on	O
ARM	O
devices	O
without	O
NEON	O
support	O
,	O
such	O
as	O
those	O
with	O
Tegra	O
2	O
.	O
</s>
<s>
The	O
main	O
criticisms	O
of	O
the	O
browser	B-Application
pre-version	O
14	O
were	O
slow	O
browsing	O
speed	O
,	O
lack	O
of	O
plugin	O
support	O
and	O
performance	O
issues	O
.	O
</s>
<s>
To	O
address	O
these	O
concerns	O
,	O
Mozilla	B-Operating_System
redesigned	O
the	O
browser	B-Application
in	O
version	O
14.0	O
,	O
adding	O
Flash	B-Operating_System
support	O
,	O
improving	O
start-up	O
speed	O
,	O
as	O
well	O
as	O
other	O
enhancements	O
.	O
</s>
<s>
This	O
update	O
dramatically	O
improved	O
Firefox	B-Application
for	I-Application
Android	I-Application
.	O
</s>
<s>
,	O
the	O
average	O
user	O
rating	O
of	O
Firefox	B-Application
for	I-Application
Android	I-Application
on	O
the	O
Google	B-Application
Play	I-Application
Store	I-Application
is	O
4.4	O
.	O
</s>
<s>
Compared	O
to	O
the	O
stock	O
Android	B-Application
browser	B-Application
and	O
Chrome	O
on	O
Android	B-Application
,	O
Firefox	B-Application
has	O
a	O
small	O
market	O
share	O
;	O
for	O
the	O
month	O
of	O
November	O
2015	O
,	O
Firefox	B-Application
for	I-Application
Android	I-Application
usage	O
share	O
of	O
all	O
mobile/tablet	O
browsers	B-Application
was	O
just	O
0.81	O
%	O
.	O
</s>
<s>
Despite	O
that	O
,	O
Firefox	B-Application
for	I-Application
Android	I-Application
enjoys	O
a	O
high	O
Play	O
Store	O
rating	O
,	O
has	O
over	O
100	O
million	O
downloads	O
,	O
and	O
continues	O
to	O
be	O
developed	O
.	O
</s>
<s>
The	O
latest	O
version	O
supports	O
Android	B-Application
4.0	O
and	O
higher	O
(	O
as	O
Android	B-Application
2.3	O
support	O
was	O
dropped	O
in	O
version	O
48	O
)	O
.	O
</s>
<s>
In	O
its	O
2015	O
Android	B-Application
browser	B-Application
comparison	O
,	O
Spanish	O
software	O
news	O
and	O
reviews	O
site	O
Softonic.com	B-Application
awarded	O
Firefox	B-Application
version	O
37.0.1	O
the	O
Best	O
of	O
2015	O
nod	O
,	O
with	O
reviewer	O
Fabrizio	O
Benedetti	O
citing	O
a	O
good	O
design	O
,	O
efficient	O
memory	O
consumption	O
,	O
the	O
browser	B-Application
's	O
open	O
source	O
nature	O
,	O
and	O
independence	O
.	O
</s>
<s>
In	O
August	O
2020	O
,	O
Mozilla	B-Operating_System
released	O
a	O
major	O
update	O
of	O
Firefox	B-Application
for	I-Application
Android	I-Application
,	O
version	O
79	O
,	O
which	O
had	O
been	O
in	O
development	O
for	O
more	O
than	O
1	O
year	O
with	O
the	O
codename	O
"	O
Firefox	B-Application
Daylight	I-Application
"	O
.	O
</s>
<s>
It	O
was	O
described	O
by	O
Mozilla	B-Operating_System
as	O
being	O
"	O
dramatically	O
redesigned	O
to	O
be	O
faster	O
,	O
easy	O
to	O
use	O
,	O
customizable	O
and	O
private	O
"	O
.	O
</s>
<s>
A	O
number	O
of	O
devices	O
run	O
older	O
versions	O
of	O
Android	B-Application
.	O
</s>
<s>
As	O
of	O
early	O
2015	O
,	O
Google	O
has	O
stopped	O
issuing	O
its	O
own	O
patches	O
for	O
Android	B-Application
4.3	O
and	O
earlier	O
to	O
the	O
WebView	O
browser	B-Application
component	O
and	O
the	O
WebKit	B-Language
rendering	O
engine	O
therein	O
,	O
which	O
are	O
used	O
by	O
the	O
native/stock	O
and	O
often	O
default	O
AOSP	O
browser	B-Application
in	O
a	O
large	O
number	O
of	O
Android	B-Application
devicesthereby	O
shifting	O
the	O
patching	O
responsibility	O
to	O
device	O
manufacturers	O
.	O
</s>
<s>
In	O
time	O
,	O
the	O
native	O
browser	B-Application
or	O
browser	B-Application
components	O
become	O
outdated	O
,	O
increasingly	O
insecure	O
,	O
and	O
unable	O
to	O
properly	O
render	O
modern	O
websites	O
.	O
</s>
<s>
As	O
a	O
workaround	O
,	O
a	O
Google	O
engineer	O
suggested	O
using	O
the	O
separately-installable	O
and	O
updateable	O
Google	O
Chrome	O
or	O
Firefox	B-Application
browsers	I-Application
.	O
</s>
<s>
In	O
case	O
of	O
Ice	O
Cream	O
Sandwich	O
(	O
4.0.x	O
)	O
,	O
Google	O
stopped	O
supporting	O
that	O
branch	B-General_Concept
of	O
Android	B-Application
with	O
updates	O
to	O
its	O
Chrome	O
browser	B-Application
after	O
Chrome	O
43	O
,	O
and	O
moved	O
up	O
to	O
Android	B-Application
4.1	O
as	O
the	O
oldest	O
release	O
supported	O
by	O
Google	O
Chrome	O
.	O
</s>
<s>
The	O
open-source	O
nature	O
of	O
Firefox	B-Application
has	O
made	O
it	O
possible	O
to	O
maintain	O
its	O
development	O
for	O
operating	O
system	O
versions	O
that	O
are	O
past	O
their	O
product	O
support	O
life	O
cycle	O
,	O
and	O
has	O
resulted	O
in	O
Firefox	B-Application
having	O
stronger	O
security	O
and	O
better	O
support	O
for	O
modern	O
web	O
standards	O
.	O
</s>
<s>
This	O
in	O
effect	O
extends	O
the	O
useful	O
lifetime	O
of	O
devices	O
stuck	O
on	O
older	O
major	O
versions	O
of	O
Android	B-Application
.	O
</s>
<s>
On	O
20	O
May	O
2015	O
,	O
Eyeo	B-Application
GmbH	I-Application
,	O
the	O
maintainers	O
of	O
Adblock	B-Application
Plus	I-Application
,	O
released	O
Adblock	O
Browser	B-Application
1.0	O
beta	O
,	O
which	O
is	O
based	O
on	O
Firefox	B-Application
for	I-Application
Android	I-Application
.	O
</s>
<s>
The	O
browser	B-Application
uses	O
a	O
similar	O
blocking/permitting	O
model	O
as	O
Adblock	B-Application
Plus	I-Application
,	O
allowing	O
by	O
default	O
ads	O
deemed	O
"	O
acceptable	O
"	O
by	O
Eyeo	B-Application
.	O
</s>
<s>
A	O
major	O
drawback	O
compared	O
to	O
Firefox	B-Application
for	I-Application
Android	I-Application
is	O
Adblock	O
Browser	B-Application
's	O
lack	O
of	O
support	O
for	O
Firefox	B-Operating_System
Sync	I-Operating_System
.	O
</s>
<s>
Adblock	O
Browser	B-Application
1.0	O
was	O
released	O
on	O
7	O
September	O
2015	O
.	O
</s>
<s>
It	O
's	O
compatible	O
with	O
Android	B-Application
2.3	O
or	O
greater	O
,	O
and	O
has	O
about	O
the	O
same	O
system	O
requirements	O
as	O
Firefox	B-Application
for	I-Application
Android	I-Application
.	O
</s>
<s>
Fennec	B-Application
F-Droid	B-Application
'	O
s	O
goal	O
is	O
to	O
remove	O
all	O
proprietary	B-Application
binaries	O
from	O
Firefox	B-Application
;	O
some	O
proprietary	B-Application
binaries	O
,	O
however	O
,	O
still	O
remained	O
in	O
the	O
app	O
.	O
</s>
<s>
The	O
Fennec	B-Application
F-Droid	B-Application
app	O
is	O
hosted	O
in	O
the	O
open-source	O
F-Droid	B-Application
app	O
repository	O
since	O
1	O
February	O
2015	O
beginning	O
with	O
version	O
35.0	O
.	O
</s>
<s>
Since	O
September	O
2020	O
,	O
it	O
is	O
based	O
on	O
Fenix	O
despite	O
still	O
being	O
named	O
"	O
Fennec	B-Application
F-Droid	B-Application
"	O
.	O
</s>
<s>
GNU	B-Application
maintains	O
a	O
fork	O
of	O
the	O
latest	O
long-term	O
(	O
so-called	O
"	O
ESR	O
"	O
)	O
version	O
of	O
Firefox	B-Application
for	I-Application
Android	I-Application
,	O
with	O
all	O
proprietary	B-Application
binaries	O
removed	O
.	O
</s>
<s>
As	O
of	O
September	O
2020	O
there	O
is	O
no	O
IceCatMobile	O
version	O
of	O
the	O
new	O
Fenix	O
browser	B-Application
.	O
</s>
<s>
On	O
30	O
June	O
2015	O
,	O
The	B-Application
Guardian	I-Application
Project	I-Application
announced	O
a	O
stable	O
alpha	O
of	O
Orfox	O
,	O
the	O
new	O
mobile	O
counterpart	O
of	O
the	O
Tor	B-Application
Browser	I-Application
.	O
</s>
<s>
Orfox	O
is	O
built	O
from	O
Fennec	B-Application
(	O
Firefox	B-Application
for	I-Application
Android	I-Application
)	O
code	O
and	O
the	O
Tor	B-Application
Browser	I-Application
code	O
repository	O
,	O
and	O
is	O
given	O
security	O
hardening	O
patches	O
by	O
the	O
Tor	B-Application
Browser	I-Application
development	O
team	O
.	O
</s>
<s>
Some	O
of	O
the	O
Orfox	O
build	O
work	O
is	O
based	O
on	O
the	O
Fennec	B-Application
F-Droid	B-Application
project	O
.	O
</s>
<s>
The	O
project	O
removed	O
in	O
Orfox	O
the	O
WebRTC	B-Protocol
component	O
and	O
Chromecast	B-Device
connectivity	O
,	O
and	O
app	O
permissions	O
to	O
access	O
the	O
camera	O
,	O
microphone	O
,	O
contacts	O
(	O
address	O
book	O
)	O
,	O
location	O
data	O
(	O
GPS	O
et	O
al	O
.	O
</s>
<s>
Orfox	O
is	O
to	O
supersede	O
the	O
Orweb	O
browser	B-Application
project	O
,	O
which	O
used	O
the	O
WebView	O
engine	O
.	O
</s>
<s>
On	O
3	O
September	O
2019	O
,	O
both	O
The	B-Application
Guardian	I-Application
Project	I-Application
and	O
The	O
Tor	B-Application
Project	I-Application
announced	O
that	O
Orfox	O
had	O
seen	O
its	O
final	O
release	O
and	O
that	O
Orfox	O
had	O
effectively	O
become	O
Tor	B-Application
Browser	I-Application
for	O
Android	B-Application
.	O
</s>
<s>
Firefox	B-Application
for	I-Application
Android	I-Application
(	O
Fennec	B-Application
)	O
'	O
s	O
front-end	O
code	O
was	O
taken	O
as	O
a	O
base	O
for	O
the	O
new	O
development	O
in	O
the	O
LibreOffice	B-Application
project	O
for	O
Android	B-Application
(	O
along	O
with	O
the	O
pre-existing	O
cross-platform	O
LibreOffice	B-Application
document	O
engine	O
)	O
.	O
</s>
<s>
Further	O
work	O
made	O
that	O
Fennec	B-Application
code	O
the	O
core	O
component	O
of	O
LibreOffice	B-Application
Viewer	O
for	O
Android	B-Application
,	O
which	O
was	O
released	O
on	O
28	O
May	O
2015	O
for	O
Android	B-Application
4.0	O
or	O
newer	O
.	O
</s>
<s>
For	O
Maemo	B-Operating_System
.	O
</s>
<s>
For	O
Android	B-Application
and	O
Maemo	B-Operating_System
;	O
version	O
number	O
matched	O
with	O
the	O
desktop	B-Application
version	I-Application
.	O
</s>
<s>
For	O
Android	B-Application
,	O
supports	O
Android	B-Application
2.0	O
and	O
higher	O
.	O
</s>
<s>
Last	O
version	O
for	O
Android	B-Application
2.0	O
.	O
</s>
<s>
Supports	O
Android	B-Application
2.1	O
and	O
higher	O
.	O
</s>
<s>
Last	O
version	O
for	O
Maemo	B-Operating_System
.	O
</s>
<s>
Version	O
14.0	O
:	O
June	O
26	O
,	O
2012	O
,	O
version	O
number	O
matched	O
with	O
the	O
desktop	B-Application
version	I-Application
,	O
first	O
version	O
to	O
support	O
Adobe	B-Operating_System
Flash	I-Operating_System
.	O
</s>
<s>
Last	O
version	O
to	O
support	O
Android	B-Application
2.1	O
.	O
</s>
<s>
Supports	O
Android	B-Application
2.2	O
or	O
newer	O
.	O
</s>
<s>
Last	O
version	O
to	O
support	O
Android	B-Application
2.2	O
and	O
the	O
ARMv6	O
chipset	O
;	O
security	O
updates	O
were	O
released	O
through	O
January	O
2015	O
.	O
</s>
<s>
Version	O
32.0	O
:	O
September	O
2	O
,	O
2014	O
,	O
added	O
support	O
for	O
Firefox	B-Operating_System
OS	I-Operating_System
.	O
</s>
<s>
Version	O
33.1	O
:	O
November	O
10	O
,	O
2014	O
,	O
celebrating	O
Firefox	B-Application
's	O
10-year	O
Anniversary	O
.	O
</s>
<s>
Split	O
releases	O
between	O
API	B-General_Concept
levels	O
for	O
Android	B-Application
2.3	O
/	O
3.0	O
and	O
newer	O
.	O
</s>
<s>
Last	O
version	O
to	O
support	O
Android	B-Application
3.x	I-Application
.	O
</s>
<s>
Last	O
version	O
to	O
support	O
Android	B-Application
2.3.x	O
.	O
</s>
<s>
Last	O
version	O
to	O
support	O
Android	B-Application
4.0.x	O
and	O
Adobe	B-Operating_System
Flash	I-Operating_System
.	O
</s>
<s>
Version	O
68.5.0	O
:	O
February	O
11	O
,	O
2020	O
.	O
</s>
<s>
Last	O
version	O
to	O
support	O
Android	B-Application
4.1	O
–	O
4.4	O
,	O
also	O
the	O
last	O
version	O
to	O
display	O
the	O
about:config	O
page	O
in	O
consumer	O
releases	O
.	O
</s>
<s>
First	O
version	O
based	O
on	O
GeckoView	B-Language
engine	O
.	O
</s>
