<s>
Autosave	B-General_Concept
is	O
a	O
saving	O
function	O
in	O
many	O
computer	B-Application
applications	I-Application
and	O
video	O
games	O
which	O
automatically	O
saves	O
the	O
current	O
changes	O
or	O
progress	O
in	O
the	O
program	O
or	O
game	O
,	O
intending	O
to	O
prevent	O
data	O
loss	O
should	O
the	O
user	O
be	O
otherwise	O
prevented	O
from	O
doing	O
so	O
manually	O
by	O
a	O
crash	B-General_Concept
,	O
freeze	B-General_Concept
or	O
user	O
error	O
.	O
</s>
<s>
It	O
has	O
traditionally	O
been	O
seen	O
as	O
a	O
feature	O
to	O
protect	O
documents	O
in	O
an	O
application	O
or	O
system	O
failure	O
(	O
crash	B-General_Concept
)	O
,	O
and	O
autosave	B-General_Concept
backups	O
are	O
often	O
purged	O
whenever	O
the	O
user	O
finishes	O
their	O
work	O
.	O
</s>
<s>
For	O
example	O
,	O
in	O
Microsoft	B-Application
Office	I-Application
,	O
this	O
option	O
is	O
called	O
AutoRecover	B-General_Concept
and	O
,	O
by	O
default	O
,	O
saves	O
the	O
document	O
every	O
ten	O
minutes	O
in	O
the	O
temporary	O
file	O
directory	O
.	O
</s>
<s>
However	O
,	O
this	O
does	O
not	O
protect	O
users	O
who	O
mistakenly	O
click	O
"	O
No	O
"	O
when	O
asked	O
to	O
save	O
their	O
changes	O
if	O
Excel	B-Application
closes	O
normally	O
(	O
except	O
for	O
Office	B-Operating_System
2013	I-Operating_System
and	O
later	O
)	O
.	O
</s>
<s>
Autosave	B-General_Concept
also	O
syncs	O
documents	O
to	O
OneDrive	B-Application
when	O
editing	O
normally	O
.	O
</s>
<s>
Mac	B-Application
OS	I-Application
10.7	I-Application
Lion	B-Application
added	O
an	O
autosave	B-General_Concept
feature	O
that	O
is	O
available	O
to	O
some	O
applications	O
,	O
and	O
works	O
in	O
conjunction	O
with	O
Time	O
Machine-like	O
functionality	O
to	O
periodically	O
save	O
all	O
versions	O
of	O
a	O
document	O
.	O
</s>
<s>
Autosave	B-General_Concept
cannot	O
be	O
disabled	O
in	O
Lion	B-Application
.	O
</s>
<s>
Autosave	B-General_Concept
is	O
common	O
in	O
video	O
games	O
.	O
</s>
<s>
Many	O
video	O
games	O
have	O
an	O
autosave	B-General_Concept
feature	O
that	O
saves	O
progress	O
during	O
a	O
session	O
.	O
</s>
<s>
For	O
example	O
,	O
in	O
an	O
adventure	O
game	O
,	O
it	O
may	O
autosave	B-General_Concept
after	O
completing	O
a	O
level	O
or	O
mission	O
,	O
or	O
in	O
fighting	O
games	O
,	O
it	O
might	O
save	O
after	O
winning	O
a	O
match	O
.	O
</s>
<s>
Some	O
games	O
use	O
autosave	B-General_Concept
as	O
the	O
only	O
method	O
of	O
saving	O
data	O
,	O
and	O
the	O
player	O
must	O
complete	O
a	O
set	O
amount	O
of	O
the	O
game	O
before	O
saving	O
takes	O
place	O
.	O
</s>
<s>
Still	O
another	O
use	O
of	O
autosaving	O
is	O
as	O
an	O
anti-cheating	O
device	O
;	O
for	O
example	O
,	O
in	O
every	O
Mega	B-Application
Man	I-Application
Battle	I-Application
Network	I-Application
sequel	O
,	O
the	O
chip	O
trader	O
machines	O
autosave	B-General_Concept
upon	O
giving	O
out	O
a	O
new	O
battle	O
chip	O
so	O
the	O
player	O
ca	O
n't	O
cheat	O
by	O
soft	O
resetting	O
after	O
each	O
try	O
of	O
the	O
chip	O
trader	O
until	O
the	O
desired	O
chip	O
is	O
received	O
.	O
</s>
<s>
A	O
more	O
serious	O
downside	O
of	O
autosaving	O
is	O
that	O
it	O
can	O
prevent	O
the	O
player	O
from	O
completing	O
a	O
game	O
if	O
a	O
save	O
operation	O
fails	O
due	O
to	O
a	O
sudden	O
cessation	O
of	O
game	O
operation	O
,	O
whether	O
by	O
a	O
crash	B-General_Concept
,	O
freeze	B-General_Concept
,	O
or	O
power	O
loss	O
of	O
the	O
gaming	O
system	O
(	O
resulting	O
in	O
the	O
save	O
file	O
being	O
corrupted	O
)	O
,	O
or	O
if	O
a	O
successful	O
autosave	B-General_Concept
preserves	O
the	O
effects	O
of	O
a	O
game-breaking	O
bug	B-Error_Name
or	O
a	O
player	O
mistake	O
(	O
such	O
as	O
making	O
a	O
wrong	O
decision	O
in	O
a	O
game	O
with	O
multiple	O
endings	O
or	O
losing	B-Application
a	I-Application
critical	I-Application
character	I-Application
permanently	I-Application
)	O
that	O
otherwise	O
renders	O
the	O
game	O
unwinnable	O
.	O
</s>
