<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
iOS	B-Application
,	O
the	O
operating	B-General_Concept
system	I-General_Concept
used	O
by	O
the	O
iPhone	B-Operating_System
,	O
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>
watchOS	B-Device
exposes	O
an	O
API	B-General_Concept
called	O
WatchKit	B-Device
for	O
developer	O
use	O
.	O
</s>
<s>
The	O
second	O
version	O
,	O
watchOS	B-Device
2	O
,	O
included	O
support	O
for	O
native	O
third-party	O
apps	O
and	O
other	O
improvements	O
,	O
and	O
was	O
released	O
on	O
September	O
21	O
,	O
2015	O
.	O
</s>
<s>
The	O
third	O
version	O
,	O
watchOS	B-Device
3	O
,	O
was	O
released	O
on	O
September	O
13	O
,	O
2016	O
,	O
to	O
emphasize	O
better	O
performance	O
and	O
include	O
new	O
watch	O
faces	O
and	O
stock	O
apps	O
.	O
</s>
<s>
The	O
fourth	O
version	O
,	O
watchOS	B-Device
4	O
,	O
was	O
released	O
on	O
September	O
19	O
,	O
2017	O
.	O
</s>
<s>
The	O
fifth	O
version	O
,	O
watchOS	B-Device
5	O
,	O
was	O
released	O
on	O
September	O
17	O
,	O
2018	O
,	O
to	O
add	O
more	O
third-party	O
support	O
and	O
new	O
workouts	O
,	O
along	O
with	O
the	O
"	O
Walkie-Talkie	B-Application
"	O
feature	O
.	O
</s>
<s>
The	O
sixth	O
version	O
,	O
watchOS	B-Device
6	O
,	O
was	O
released	O
on	O
September	O
19	O
,	O
2019	O
.	O
</s>
<s>
The	O
seventh	O
version	O
,	O
watchOS	B-Device
7	O
,	O
was	O
released	O
on	O
September	O
16	O
,	O
2020	O
,	O
to	O
support	O
handwashing	O
and	O
sleep	O
tracking	O
.	O
</s>
<s>
The	O
eighth	O
version	O
,	O
watchOS	B-Device
8	O
,	O
was	O
released	O
on	O
September	O
20	O
,	O
2021	O
,	O
with	O
updates	O
in	O
health	O
monitoring	O
,	O
visuals	O
,	O
and	O
apps	O
.	O
</s>
<s>
The	O
ninth	O
version	O
,	O
watchOS	B-Device
9	O
,	O
was	O
released	O
on	O
September	O
12	O
,	O
2022	O
.	O
</s>
<s>
The	O
home	O
screen	O
(	O
rendered	O
by	O
and	O
also	O
known	O
as	O
"	O
Carousel	O
"	O
)	O
is	O
composed	O
of	O
circular	O
application	B-Application
icons	O
,	O
which	O
can	O
be	O
zoomed	O
in	O
and	O
out	O
with	O
the	O
Digital	B-Device
Crown	I-Device
and	O
dragged	O
and	O
launched	O
by	O
touching	O
the	O
display	O
.	O
</s>
<s>
Prior	O
to	O
watchOS	B-Device
3	O
,	O
Glances	O
provided	O
fast	O
access	O
to	O
a	O
summarized	O
view	O
of	O
the	O
most	O
popular	O
native	O
or	O
third-party	O
applications	O
used	O
on	O
Apple	B-Device
Watch	I-Device
.	O
</s>
<s>
With	O
watchOS	B-Device
3	O
,	O
Glances	O
were	O
replaced	O
by	O
a	O
redesigned	O
Control	O
Center	O
–	O
much	O
like	O
the	O
one	O
in	O
iOS	B-Application
.	O
</s>
<s>
Different	O
actions	O
and	O
options	O
appear	O
depending	O
on	O
whether	O
the	O
user	O
taps	O
or	O
deep-presses	O
,	O
which	O
an	O
Apple	B-Device
Watch	I-Device
detects	O
with	O
its	O
pressure-sensitive	O
(	O
Force	B-Device
Touch	I-Device
)	O
Display	O
.	O
</s>
<s>
Force	B-Device
Touch	I-Device
was	O
completely	O
removed	O
in	O
watchOS	B-Device
7	O
,	O
and	O
all	O
actions	O
requiring	O
the	O
feature	O
were	O
moved	O
to	O
specific	O
options	O
in	O
the	O
Settings	B-General_Concept
app	O
or	O
to	O
long-press	O
actions	O
.	O
</s>
<s>
Since	O
its	O
inception	O
,	O
watchOS	B-Device
has	O
supported	O
an	O
increasing	O
number	O
and	O
variety	O
of	O
health	O
metrics	O
for	O
measurement	O
and	O
tracking	O
.	O
</s>
<s>
He	O
said	O
that	O
health	O
was	O
a	O
crucial	O
element	O
in	O
the	O
Apple	B-Device
Watch	I-Device
since	O
the	O
day	O
of	O
its	O
inception	O
and	O
that	O
the	O
developmental	O
trajectory	O
of	O
the	O
hardware	O
and	O
the	O
watchOS	B-Device
were	O
geared	O
towards	O
health-based	O
capabilities	O
.	O
</s>
<s>
Ive	O
pointed	O
out	O
that	O
one	O
of	O
the	O
primary	O
apps	O
that	O
shipped	O
with	O
the	O
first	O
watchOS	B-Device
allowed	O
users	O
to	O
track	O
and	O
communicate	O
as	O
well	O
as	O
encourage	O
them	O
to	O
move	O
,	O
exercise	O
,	O
and	O
stand	O
.	O
</s>
<s>
Particularly	O
when	O
 [ you ] 	O
do	O
n't	O
understand	O
just	O
where	O
we	O
are	O
today	O
in	O
terms	O
of	O
technology	O
and	O
capability	O
,	O
but	O
where	O
we	O
are	O
headed.One	O
of	O
the	O
most	O
recent	O
updates	O
to	O
the	O
watchOS	B-Device
included	O
applications	O
that	O
not	O
only	O
keep	O
users	O
active	O
but	O
also	O
diagnose	O
illnesses	O
.	O
</s>
<s>
For	O
example	O
,	O
there	O
is	O
the	O
app	O
called	O
DeepHeart	O
,	O
a	O
deep-learning	O
network	O
that	O
can	O
detect	O
atrial	B-Application
fibrillation	I-Application
,	O
hypertension	O
,	O
sleep	O
apnea	O
,	O
and	O
diabetes	O
.	O
</s>
<s>
It	O
taps	O
into	O
the	O
HealthKit	O
platform	O
to	O
collect	O
data	O
,	O
particularly	O
those	O
collected	O
by	O
the	O
Apple	B-Device
Watch	I-Device
's	O
heart	O
sensor	O
.	O
</s>
<s>
+	O
Current	O
watchOS	B-Device
versionsNameMost	O
recent	O
versionBuildRelease	O
dateDevice	O
end-of-lifeApple	O
WatchiPhonewatchOS	O
11.0.112S632May	O
19	O
,	O
2015watchOS	O
22.2.213V604July	O
18	O
,	O
2016watchOS	O
33.2.314V753July	O
19	O
,	O
2017N/A5	O
,	O
5CwatchOS	O
44.3.215U70July	O
9	O
,	O
20181stN/AwatchOS	O
55.3.916U693November	O
5	O
,	O
2020N/A5S	O
,	O
6	O
,	O
6	O
PluswatchOS	O
66.317U208December	O
14	O
,	O
2020Series	O
1	O
,	O
Series	O
2N/AwatchOS	O
77.6.218U80watchOS	O
88.719U66July	O
20	O
,	O
2022N/A6S	O
,	O
6S	O
Plus	O
,	O
SE	B-Device
(	O
1st	B-Device
gen	O
)	O
,	O
7	O
,	O
7	O
Plus	O
(	O
when	O
paired	O
with	O
Series	B-Device
4	I-Device
or	O
later	O
)	O
8.7.119U67August	O
17	O
,	O
2022Series	O
36S	O
,	O
6S	O
Plus	O
,	O
SE	B-Device
(	O
1st	B-Device
gen	O
)	O
,	O
7	O
,	O
7	O
Plus	O
(	O
when	O
paired	O
with	O
Series	B-Device
3	I-Device
)	O
watchOS	B-Device
99.4	O
20T253March	O
21	O
,	O
2023N/AN/A9.5	O
beta	O
2	O
20T5538dApril	O
11	O
,	O
2023N/AN/ALegend	O
:	O
</s>
<s>
The	O
first	O
version	O
of	O
watchOS	B-Device
1	O
was	O
1.0	O
and	O
was	O
based	O
on	O
iOS	B-Operating_System
8.2	I-Operating_System
.	O
</s>
<s>
The	O
second	O
version	O
of	O
watchOS	B-Device
1	O
was	O
1.0.1	O
and	O
was	O
based	O
on	O
iOS	O
8.3	O
.	O
</s>
<s>
Table	O
of	O
versions	O
:	O
watchOS	B-Device
1.x	O
–	O
Apple	O
WatchwatchOS	O
versioniOS	O
version	O
based	O
onBuildFeatures1.08.212S507Initial	O
release	O
on	O
Apple	B-Device
Watch	I-Device
(	O
1st	B-Device
Generation	O
)	O
.	O
</s>
<s>
Zoom	O
in	O
with	O
Digital	B-Device
Crown	I-Device
.	O
</s>
<s>
Calendar	B-Operating_System
.	O
</s>
<s>
Camera	O
Remote	B-Protocol
.	O
</s>
<s>
Mail	B-Operating_System
.	O
</s>
<s>
Maps	B-Application
.	O
</s>
<s>
Messages	B-Protocol
.	O
</s>
<s>
Music	B-Operating_System
.	O
</s>
<s>
Passbook	B-Operating_System
.	O
</s>
<s>
Photos	B-Application
.	O
</s>
<s>
Remote	B-Protocol
.	O
</s>
<s>
Settings	B-General_Concept
.	O
</s>
<s>
Siri	B-Application
.	O
</s>
<s>
Stocks	B-Application
.	O
</s>
<s>
Weather	B-Application
.	O
</s>
<s>
Zoom	O
in	O
with	O
Digital	B-Device
Crown	I-Device
.	O
</s>
<s>
Siri	B-Application
.	O
</s>
<s>
New	O
Complications	O
:	O
Workout	O
,	O
Music	B-Operating_System
,	O
and	O
Messages	B-Protocol
,	O
etc	O
.	O
</s>
<s>
Includes	O
fixes	O
from	O
watchOS	B-Device
3.1.1	O
,	O
including	O
...	O
</s>
<s>
Sync	O
progress	O
for	O
music	B-Operating_System
playlists	O
is	O
now	O
displayed	O
in	O
the	O
Apple	B-Device
Watch	I-Device
app	O
on	O
iPhone3.2.210.3.2	O
14V485	O
Bug	O
fixes.3.2.310.3.314V753	O
Bug	O
fixes	O
.	O
</s>
<s>
Table	O
of	O
versions	O
:	O
watchOS	B-Device
4.x	O
–	O
Apple	O
WatchLimited	O
support	O
on	O
the	O
Apple	B-Device
Watch	I-Device
(	O
1st	B-Device
generation	O
)	O
.	O
</s>
<s>
watchOS	B-Device
5	O
was	O
first	O
shown	O
to	O
the	O
public	O
at	O
the	O
2018	O
San	O
Jose	O
WWDC	O
developer	O
conference	O
held	O
on	O
June	O
4	O
,	O
2018	O
by	O
Apple	O
.	O
</s>
<s>
It	O
had	O
an	O
instant	O
watch-to-watch	O
Walkie-Talkie	B-Application
mode	O
.	O
</s>
<s>
With	O
this	O
release	O
,	O
Apple	O
dropped	O
support	O
for	O
the	O
first	O
generation	O
Apple	B-Device
Watch	I-Device
.	O
</s>
<s>
watchOS	B-Device
5	O
was	O
the	O
first	O
version	O
of	O
watchOS	B-Device
to	O
bring	O
64-bit	B-Device
support	I-Device
.	O
</s>
<s>
Addresses	O
a	O
problem	O
in	O
the	O
WatchOS	B-Device
5.1	O
update	O
leading	O
to	O
non-functional	O
Apple	B-Device
Watches	I-Device
.	O
</s>
<s>
Improvements	O
to	O
Series	B-Device
4	I-Device
automatic	O
fall	O
detection	O
.	O
</s>
<s>
Resolves	O
a	O
problem	O
with	O
completing	O
setup	O
of	O
Walkie-Talkie	B-Application
.	O
</s>
<s>
Resolves	O
a	O
problem	O
with	O
sending	O
and	O
receiving	O
invitations	O
for	O
Walkie-Talkie	B-Application
.	O
</s>
<s>
Apple	O
announced	O
a	O
new	O
version	O
of	O
watchOS	B-Device
that	O
would	O
contain	O
features	O
,	O
such	O
as	O
the	O
App	O
Store	O
,	O
a	O
calculator	O
with	O
tip	O
tools	O
,	O
an	O
audiobooks	O
app	O
,	O
noise	O
level	O
monitoring	O
,	O
and	O
Apple	O
's	O
Voice	O
Memos	O
app	O
,	O
at	O
WWDC	O
2019	O
held	O
on	O
3	O
June	O
2019	O
.	O
</s>
<s>
With	O
this	O
release	O
,	O
Apple	O
dropped	O
support	O
for	O
iPhone	B-Operating_System
5	I-Operating_System
,	O
6	O
and	O
6	O
Plus	O
.	O
</s>
<s>
However	O
,	O
watchOS	B-Device
6	O
has	O
limited	O
support	O
on	O
Apple	B-Device
Watch	I-Device
Series	I-Device
1	I-Device
and	I-Device
2	I-Device
.	O
watchOS	B-Device
6.3	O
is	O
the	O
final	O
release	O
supported	O
on	O
the	O
Apple	B-Device
Watch	I-Device
Series	I-Device
1	I-Device
and	I-Device
2	I-Device
.	O
</s>
<s>
New	O
Siri	B-Application
Web	O
Search	O
—	O
shows	O
up	O
to	O
5	O
online	O
results	O
with	O
the	O
ability	O
to	O
view	O
optimized	O
Web	O
content	O
.	O
</s>
<s>
Resolves	O
an	O
issue	O
where	O
the	O
Mickey	B-Application
Mouse	I-Application
and	O
Minnie	O
Mouse	O
watch	O
faces	O
do	O
not	O
speak	O
time	O
.	O
</s>
<s>
Addresses	O
an	O
issue	O
where	O
the	O
calendar	B-Operating_System
complication	O
may	O
not	O
display	O
events	O
.	O
</s>
<s>
Apple	O
announced	O
watchOS	B-Device
7	O
at	O
the	O
2020	O
Worldwide	O
Developers	O
Conference	O
on	O
June	O
22	O
,	O
2020	O
.	O
</s>
<s>
With	O
watchOS	B-Device
7	O
,	O
Apple	O
dropped	O
support	O
for	O
Apple	B-Device
Watch	I-Device
Series	I-Device
1	I-Device
and	I-Device
2	I-Device
.	O
</s>
<s>
However	O
,	O
watchOS	B-Device
7	O
has	O
limited	O
support	O
on	O
Apple	B-Device
Watch	I-Device
Series	I-Device
3	I-Device
.	O
</s>
<s>
Security	O
notes	O
7.6.2	O
iOS	O
14.818U80	O
This	O
release	O
fixes	O
FORCEDENTRY	B-Application
(	O
CVE-2021-30860	O
)	O
,	O
an	O
integer	B-Error_Name
overflow	I-Error_Name
bug	O
that	O
allows	O
a	O
malicious	O
PDF	O
to	O
perform	O
remote	B-Protocol
code	O
execution	O
.	O
</s>
<s>
Apple	O
announced	O
watchOS	B-Device
8	O
at	O
the	O
2021	O
Worldwide	O
Developers	O
Conference	O
on	O
June	O
7	O
,	O
2021	O
.	O
</s>
<s>
Apple	B-Device
Watch	I-Device
models	O
supporting	O
watchOS	B-Device
7	O
can	O
also	O
support	O
watchOS	B-Device
8	O
.	O
</s>
<s>
However	O
,	O
like	O
watchOS	B-Device
7	O
,	O
watchOS	B-Device
8	O
has	O
limited	O
support	O
on	O
Apple	B-Device
Watch	I-Device
Series	I-Device
3	I-Device
.	O
</s>
<s>
It	O
is	O
also	O
the	O
last	O
version	O
of	O
watchOS	B-Device
to	O
be	O
supported	O
on	O
Apple	B-Device
Watch	I-Device
models	O
with	O
32-bit	O
processors	O
.	O
</s>
<s>
19R346	O
Initial	O
release	O
on	O
Apple	B-Device
Watch	I-Device
Series	I-Device
7	I-Device
.	O
</s>
<s>
Build	O
13R346	O
is	O
pre-installed	O
only	O
on	O
Apple	B-Device
Watch	I-Device
Series	I-Device
7	I-Device
(	O
GPS	O
+	O
Cellular	O
)	O
.	O
</s>
<s>
Apple	O
announced	O
watchOS	B-Device
9	O
at	O
the	O
2022	O
Worldwide	O
Developers	O
Conference	O
on	O
June	O
6	O
,	O
2022	O
.	O
</s>
<s>
With	O
this	O
release	O
,	O
Apple	O
dropped	O
support	O
for	O
Apple	B-Device
Watch	I-Device
Series	I-Device
3	I-Device
,	O
making	O
it	O
the	O
first	O
version	O
of	O
watchOS	B-Device
to	O
run	O
exclusively	O
on	O
Apple	B-Device
Watch	I-Device
models	O
with	O
64-bit	B-Device
processors	I-Device
.	O
</s>
