<s>
Windows	B-Application
8	I-Application
is	O
a	O
version	O
of	O
Windows	B-Device
NT	I-Device
and	O
the	O
successor	O
of	O
Windows	B-Device
7	I-Device
.	O
</s>
<s>
Several	O
features	O
that	O
originated	O
in	O
earlier	O
versions	O
of	O
Windows	O
and	O
that	O
were	O
included	O
in	O
versions	O
up	O
to	O
Windows	B-Device
7	I-Device
are	O
no	O
longer	O
present	O
in	O
Windows	B-Application
8	I-Application
.	O
</s>
<s>
Replacement	O
methods	O
for	O
invoking	O
Start	O
screen	O
include	O
a	O
hotspot	B-General_Concept
in	O
the	O
lower	O
left	O
corner	O
of	O
the	O
screen	O
,	O
where	O
the	O
Start	O
screen	O
tile	O
pops	O
up	O
,	O
and	O
a	O
Start	O
button	O
among	O
"	O
the	O
charms	O
"	O
.	O
</s>
<s>
It	O
can	O
search	O
"	O
Apps	B-Application
"	O
,	O
"	O
Settings	O
"	O
,	O
"	O
Files	B-Operating_System
"	O
or	O
within	O
an	O
app-specific	O
index	O
(	O
such	O
as	O
,	O
for	O
example	O
,	O
e-mails	O
from	O
the	O
Mail	O
app	O
)	O
but	O
not	O
all	O
at	O
once	O
.	O
</s>
<s>
The	O
default	O
category	O
is	O
Apps	B-Application
,	O
but	O
can	O
be	O
changed	O
before	O
or	O
after	O
performing	O
a	O
search	O
.	O
</s>
<s>
Windows	O
Desktop	O
Gadgets	O
introduced	O
in	O
Windows	B-Application
Vista	I-Application
are	O
removed	O
due	O
to	O
security	O
issues	O
associated	O
with	O
the	O
execution	O
of	O
compromised	O
gadgets	O
.	O
</s>
<s>
This	O
can	O
also	O
be	O
seen	O
with	O
IE9	O
on	O
earlier	O
builds	O
of	O
Windows	B-Application
8	I-Application
,	O
and	O
all	O
later	O
IE	O
versions	O
after	O
8	O
on	O
Windows	B-Application
Vista	I-Application
and	O
7	O
.	O
</s>
<s>
The	O
Performance	O
Information	O
and	O
Tools	O
Control	O
Panel	O
applet	O
introduced	O
in	O
Windows	B-Application
Vista	I-Application
is	O
no	O
longer	O
available	O
with	O
the	O
release	O
of	O
Windows	O
8.1	O
.	O
</s>
<s>
now	O
toggles	O
between	O
Windows	O
Store	O
apps	B-Application
and	O
the	O
desktop	O
.	O
</s>
<s>
The	O
Windows	O
Classic	O
theme	O
,	O
first	O
introduced	O
in	O
Windows	B-Application
95	I-Application
and	O
included	O
up	O
to	O
Windows	B-Application
8	I-Application
build	O
7779	O
,	O
is	O
removed	O
.	O
</s>
<s>
Sample	O
pictures	O
,	O
sample	O
music	O
clips	O
,	O
sample	O
video	O
clip	O
and	O
preset	O
user	O
account	O
pictures	O
(	O
a	O
form	O
of	O
avatar	B-Application
)	O
are	O
no	O
longer	O
available	O
.	O
</s>
<s>
The	O
sound	O
schemes	O
that	O
were	O
first	O
included	O
with	O
Windows	B-Device
7	I-Device
:	O
Afternoon	O
,	O
Calligraphy	O
,	O
Characters	O
,	O
Cityscape	O
,	O
Delta	O
,	O
Festival	O
,	O
Garden	O
,	O
Heritage	O
,	O
Landscape	O
,	O
Quirky	O
,	O
Raga	O
,	O
Savanna	O
and	O
Sonata	O
are	O
all	O
no	O
longer	O
available	O
;	O
only	O
the	O
folders	O
remain	O
in	O
C:\Windows\Media,	O
and	O
they	O
are	O
empty	O
.	O
</s>
<s>
However	O
,	O
if	O
Windows	B-Application
8	I-Application
is	O
directly	O
upgraded	O
from	O
Windows	B-Device
7	I-Device
instead	O
of	O
a	O
clean	O
install	O
,	O
the	O
sound	O
schemes	O
that	O
are	O
included	O
in	O
Windows	B-Device
7	I-Device
will	O
be	O
retained	O
as	O
well	O
as	O
the	O
files	B-Operating_System
relating	O
to	O
the	O
sound	O
schemes	O
.	O
</s>
<s>
Chess	B-Application
Titans	I-Application
,	O
Mahjong	B-Application
Titans	I-Application
,	O
Purble	B-Application
Place	I-Application
,	O
Minesweeper	B-Application
,	O
FreeCell	B-Application
,	O
Solitaire	B-Application
and	O
Spider	B-Application
Solitaire	I-Application
,	O
as	O
well	O
as	O
Internet	B-Application
Backgammon	I-Application
,	O
Spades	O
and	O
Checkers	O
were	O
removed	O
.	O
</s>
<s>
Updated	O
versions	O
of	O
Mahjong	O
,	O
Minesweeper	B-Application
,	O
FreeCell	B-Application
,	O
Solitaire	B-Application
and	O
Spider	B-Application
Solitaire	I-Application
are	O
available	O
in	O
Windows	O
Store	O
.	O
</s>
<s>
The	O
Games	O
Explorer	O
in	O
Windows	B-Application
8	I-Application
build	O
8128	O
has	O
been	O
hidden	O
.	O
</s>
<s>
The	O
feature	O
itself	O
and	O
it	O
's	O
command	B-Application
line	I-Application
shortcut	O
(	O
shell:games	O
)	O
remained	O
.	O
</s>
<s>
Although	O
dial-up	O
networking	O
using	O
PSTN	O
telephone	O
line	O
is	O
becoming	O
increasingly	O
rare	O
,	O
this	O
could	O
affect	O
users	O
that	O
still	O
use	O
it	O
to	O
connect	O
to	O
2G	O
,	O
3G	B-Architecture
and/or	O
3.5G	O
mobile	O
networks	O
and	O
also	O
DSL	O
subscribers	O
that	O
use	O
the	O
system	O
's	O
PPPoE	B-Protocol
dialer	O
.	O
</s>
<s>
The	O
"	O
Manage	O
wireless	B-General_Concept
networks	I-General_Concept
"	O
option	O
on	O
the	O
task	O
pane	O
of	O
the	O
Network	O
and	O
Sharing	O
Center	O
control	O
panel	O
is	O
no	O
longer	O
available	O
,	O
although	O
some	O
of	O
its	O
functionality	O
is	O
still	O
available	O
through	O
the	O
netsh	O
command	O
netsh	O
wlan	O
.	O
</s>
<s>
Some	O
of	O
this	O
functionality	O
is	O
reintroduced	O
with	O
the	O
Windows	O
8.1	O
Update	O
via	O
the	O
PC	B-Application
Settings	I-Application
app	O
.	O
</s>
<s>
Similarly	O
,	O
creating	O
an	O
ad	O
hoc	O
wireless	B-General_Concept
connection	I-General_Concept
via	O
the	O
"	O
Set	O
up	O
a	O
wireless	O
ad	O
hoc	O
"	O
option	O
under	O
"	O
Set	O
up	O
a	O
new	O
connection	O
or	O
network	O
"	O
is	O
no	O
longer	O
available	O
through	O
the	O
GUI	B-Application
;	O
users	O
need	O
to	O
use	O
the	O
same	O
netsh	O
command	O
or	O
a	O
third-party	B-General_Concept
utility	I-General_Concept
such	O
as	O
Connectify	B-Protocol
.	O
</s>
<s>
One	O
can	O
no	O
longer	O
save	O
a	O
Wi-Fi	O
connection	O
to	O
a	O
flash	O
drive	O
from	O
the	O
Wireless	B-General_Concept
Network	I-General_Concept
Properties	O
box	O
under	O
the	O
Connection	O
tab	O
.	O
</s>
<s>
Shortcuts	O
for	O
the	O
Bluetooth	B-Protocol
File	O
Transfer	O
wizard	O
,	O
which	O
are	O
added	O
by	O
Windows	B-Device
7	I-Device
on	O
a	O
device	O
with	O
Bluetooth	B-Protocol
communication	O
,	O
are	O
no	O
longer	O
provided	O
.	O
</s>
<s>
Windows	O
8.x	O
Bluetooth	B-Protocol
stack	O
does	O
not	O
support	O
Bluetooth	B-Protocol
A2DP	O
sink	O
role	O
.	O
</s>
<s>
So	O
playing	O
audio	O
from	O
other	O
phones	O
or	O
other	O
PCs	O
using	O
Bluetooth	B-Protocol
to	O
a	O
PC	O
running	O
Windows	O
8.x	O
is	O
not	O
possible	O
.	O
</s>
<s>
Windows	B-Device
7	I-Device
supported	O
both	O
A2DP	O
source	O
and	O
sink	O
roles	O
.	O
</s>
<s>
Connect	O
to	O
a	O
Network	O
Projector	O
(	O
netproj.exe	O
)	O
introduced	O
in	O
Windows	B-Application
Vista	I-Application
is	O
deprecated	O
as	O
an	O
optional	O
component	O
in	O
Windows	O
8.1	O
.	O
</s>
<s>
Windows	B-Application
CardSpace	I-Application
was	O
removed	O
.	O
</s>
<s>
Windows	B-Application
Defender	I-Application
:	O
</s>
<s>
Windows	B-Device
Media	I-Device
Center	I-Device
is	O
no	O
longer	O
included	O
with	O
any	O
of	O
Windows	B-Application
8	I-Application
editions	O
and	O
is	O
no	O
longer	O
offered	O
as	O
an	O
add-on	O
by	O
Microsoft	O
.	O
</s>
<s>
It	O
was	O
available	O
until	O
2015-10-30	O
as	O
a	O
US	O
$9.99	O
add-on	O
(	O
and	O
before	O
2013-01-31	O
as	O
a	O
promotional	O
free	O
add-on	O
)	O
from	O
Microsoft	O
's	O
now	O
discontinued	O
Windows	B-Application
8	I-Application
Feature	O
Packs	O
web	O
site	O
and	O
through	O
the	O
now	O
discontinued	O
Add	O
features	O
to	O
Windows	B-Application
8	I-Application
service	O
for	O
Windows	B-Application
8	I-Application
Pro	O
(	O
via	O
the	O
Media	O
Center	O
Pack	O
)	O
and	O
Windows	B-Application
8	I-Application
core	O
edition	O
(	O
via	O
the	O
Pro	O
Pack	O
)	O
.	O
</s>
<s>
DVD-Video	O
and	O
MPEG-2	B-Algorithm
Video	I-Algorithm
codecs	B-General_Concept
are	O
no	O
longer	O
included	O
.	O
</s>
<s>
Video	O
DVDs	O
can	O
be	O
played	O
in	O
Windows	B-Device
Media	I-Device
Center	I-Device
for	O
those	O
who	O
acquired	O
that	O
add-on	O
while	O
it	O
was	O
available	O
.	O
</s>
<s>
Windows	B-Application
DVD	I-Application
Maker	I-Application
was	O
removed	O
in	O
favor	O
of	O
third-party	B-General_Concept
software	I-General_Concept
.	O
</s>
<s>
Windows	B-Device
Media	I-Device
Center	I-Device
cannot	O
run	O
on	O
startup	B-Operating_System
or	O
on	O
top	O
of	O
other	O
windows	O
because	O
of	O
"	O
new	O
Windows	O
OS	O
requirements	O
and	O
behaviors	O
"	O
.	O
</s>
<s>
Windows	O
2000	O
Display	O
Driver	O
Model	O
(	O
XDDM	O
)	O
,	O
is	O
discontinued	O
in	O
Windows	B-Application
8	I-Application
.	O
</s>
<s>
Windows	O
8.1	O
removes	O
Facebook	B-Application
and	O
Flickr	B-Algorithm
support	O
from	O
the	O
Photos	B-Application
app	O
.	O
</s>
<s>
Backup	O
and	O
Restore	O
is	O
deprecated	O
and	O
renamed	O
Windows	B-Device
7	I-Device
File	O
Recovery	O
in	O
favor	O
of	O
File	O
History	O
.	O
</s>
<s>
Therefore	O
,	O
the	O
ability	O
to	O
browse	O
,	O
search	O
and/or	O
recover	O
older	O
versions	O
of	O
files	B-Operating_System
via	O
the	O
Previous	O
Versions	O
tab	O
of	O
the	O
Properties	O
dialog	O
of	O
files	B-Operating_System
was	O
removed	O
for	O
local	O
volumes	O
.	O
</s>
<s>
Configuring	O
and	O
scheduling	O
of	O
previous	O
versions	O
of	O
files	B-Operating_System
was	O
also	O
removed	O
from	O
the	O
System	O
Protection	O
tab	O
of	O
the	O
Advanced	O
System	O
Properties	O
(	O
systempropertiesadvanced.exe	O
)	O
dialog	O
box	O
.	O
</s>
<s>
CHKDSK	O
utility	O
only	O
shows	O
the	O
progress	O
percentage	O
when	O
running	O
at	O
startup	B-Operating_System
.	O
</s>
<s>
Windows	O
8.1	O
added	O
a	O
Registry	O
setting	O
to	O
revert	O
the	O
changes	O
,	O
which	O
is	O
also	O
available	O
to	O
Windows	B-Application
8	I-Application
users	O
after	O
installing	O
a	O
hotfix	O
.	O
</s>
<s>
The	O
sounds	O
played	O
upon	O
login	B-General_Concept
,	O
logout	O
and	O
system	O
shutdown	B-Device
and	O
the	O
sound	O
events	O
themselves	O
were	O
removed	O
.	O
</s>
<s>
The	O
startup	B-Operating_System
sound	O
remains	O
but	O
is	O
disabled	O
by	O
default	O
.	O
</s>
<s>
Windows	B-Application
8	I-Application
only	O
supports	O
IA-32	B-Device
and	O
x86-64	B-Device
processors	O
with	O
PAE	B-General_Concept
,	O
SSE2	B-General_Concept
,	O
and	O
NX	B-General_Concept
.	O
</s>
<s>
Features	O
like	O
the	O
IME	B-General_Concept
Pad	O
and	O
the	O
toolbars	O
are	O
removed	O
in	O
Sucheng/Quick	O
,	O
Cangjie	O
and	O
Dayi	O
inputs	O
,	O
but	O
still	O
remain	O
in	O
Bopomofo	O
inputs	O
.	O
</s>
<s>
Drivers	O
for	O
OHCI-compliant	O
FireWire	O
400	O
(	O
IEEE	O
1394-1995	O
)	O
host	B-Architecture
controllers	I-Architecture
are	O
removed	O
,	O
although	O
they	O
are	O
available	O
from	O
Microsoft	O
Support	O
.	O
</s>
<s>
DirectDraw	B-Device
emulation	O
,	O
previously	O
deprecated	O
,	O
now	O
exhibits	O
significant	O
performance	O
degradation	O
in	O
certain	O
legacy	O
games	O
.	O
</s>
<s>
The	O
ability	O
to	O
set	O
the	O
time	O
and	O
date	O
on	O
the	O
OOBE	O
was	O
removed	O
,	O
which	O
was	O
a	O
feature	O
dating	O
back	O
to	O
the	O
beginning	O
of	O
Windows	O
and	O
MS-DOS	B-Application
.	O
</s>
