<s>
Tweak7	B-Application
(	O
previously	O
TweakVista	B-Application
)	O
is	O
a	O
software	O
tool	O
for	O
Windows	B-Application
Vista	I-Application
and	O
Windows	B-Device
7	I-Device
that	O
allows	O
modification	O
of	O
various	O
OS-specific	O
functions	O
,	O
most	O
notably	O
the	O
settings	O
surrounding	O
the	O
Desktop	O
Window	O
Manager	O
,	O
User	O
Account	O
Control	O
and	O
startup	O
programs	O
.	O
</s>
<s>
A	O
Windows	B-Device
7	I-Device
version	O
was	O
released	O
in	O
October	O
2009	O
.	O
</s>
<s>
The	O
program	O
offers	O
changes	O
on	O
two	O
levels	O
-	O
a	O
first	O
level	O
for	O
non-technical	O
users	O
with	O
descriptions	O
in	O
"	O
plain	O
language	O
"	O
,	O
and	O
a	O
second	O
level	O
for	O
power	B-General_Concept
users	I-General_Concept
.	O
</s>
<s>
Tweak7	B-Application
is	O
developed	O
by	O
Stardock	O
and	O
distributed	O
as	O
part	O
of	O
their	O
Object	B-Application
Desktop	I-Application
suite	O
.	O
</s>
