<s>
The	O
F-Lock	B-Device
key	O
,	O
introduced	O
by	O
Microsoft	O
in	O
2001	O
,	O
toggles	O
the	O
state	O
of	O
the	O
function	B-Application
keys	I-Application
.	O
</s>
<s>
In	O
early	O
models	O
,	O
the	O
state	O
reverted	O
to	O
off	O
at	O
each	O
reboot	O
or	O
keyboard	O
reset	O
,	O
but	O
later	O
models	O
retained	O
F-Lock	B-Device
state	O
across	O
reboots	O
.	O
</s>
<s>
Other	O
keyboard	O
manufacturers	O
(	O
such	O
as	O
Logitech	O
and	O
Viewsonic	O
)	O
have	O
also	O
implemented	O
the	O
F-Lock	B-Device
onto	O
their	O
keyboards	O
.	O
</s>
<s>
The	O
introduction	O
of	O
F-Lock	B-Device
was	O
marked	O
by	O
criticism	O
on	O
several	O
points	O
.	O
</s>
<s>
Because	O
of	O
such	O
concerns	O
,	O
a	O
number	O
of	O
methods	O
for	O
disabling	O
the	O
F-Lock	B-Device
function	O
appeared	O
on	O
the	O
web	O
.	O
</s>
<s>
Many	O
Windows/PC	O
users	O
have	O
found	O
a	O
workaround	O
using	O
Microsoft	O
's	O
Intellitype	B-Application
Pro	O
software	O
,	O
which	O
allows	O
a	O
user	O
to	O
assign	O
keystrokes/macros	O
to	O
the	O
function	O
and	O
accessory	O
keys	O
.	O
</s>
<s>
For	O
example	O
,	O
assigning	O
a	O
macro	O
{	O
Press	O
}	O
to	O
the	O
function	B-Application
key	I-Application
renders	O
the	O
F-lock	B-Device
issue	O
moot	O
,	O
since	O
the	O
OS	O
will	O
interpret	O
the	O
key	O
press	O
as	O
F1	O
regardless	O
of	O
the	O
F-lock	B-Device
state	O
.	O
</s>
