<s>
A	O
bootsplash	B-Operating_System
,	O
also	O
known	O
as	O
a	O
bootscreen	B-Operating_System
,	O
is	O
a	O
graphical	O
representation	O
of	O
the	O
boot	B-Operating_System
process	I-Operating_System
of	O
the	O
operating	B-General_Concept
system	I-General_Concept
.	O
</s>
<s>
A	O
bootsplash	B-Operating_System
can	O
be	O
a	O
simple	O
visualization	O
of	O
the	O
scrolling	O
boot	B-Operating_System
messages	O
in	O
the	O
console	B-Device
,	O
but	O
it	O
can	O
also	O
present	O
graphics	O
or	O
some	O
combinations	O
of	O
both	O
.	O
</s>
<s>
Unlike	O
splash	O
screens	O
,	O
a	O
bootsplash	B-Operating_System
is	O
not	O
necessarily	O
designed	O
for	O
marketing	O
purposes	O
;	O
it	O
can	O
be	O
intended	O
to	O
enhance	O
the	O
experience	O
of	O
the	O
user	O
as	O
eye	O
candy	O
,	O
or	O
provide	O
the	O
user	O
with	O
messages	O
(	O
with	O
an	O
added	O
advantage	O
of	O
color-coding	O
facility	O
)	O
to	O
diagnose	O
the	O
state	O
of	O
the	O
system	O
.	O
</s>
<s>
All	O
versions	O
of	O
Microsoft	O
Windows	O
feature	O
a	O
boot	B-Operating_System
screen	I-Operating_System
,	O
which	O
is	O
loaded	O
during	O
the	O
startup	O
process	O
.	O
</s>
<s>
With	O
extra	O
,	O
third-party	O
utilities	O
,	O
it	O
is	O
possible	O
to	O
replace	O
the	O
default	O
Windows	O
boot	B-Operating_System
screen	I-Operating_System
with	O
custom	O
images	O
,	O
text	O
,	O
and/or	O
animations	O
.	O
</s>
<s>
In	O
Windows	B-Application
Vista	I-Application
,	O
the	O
default	O
boot	B-Operating_System
screen	I-Operating_System
is	O
represented	O
by	O
a	O
green	O
indeterminate	O
progress	O
indicator	O
.	O
</s>
<s>
The	O
boot	B-Operating_System
screen	I-Operating_System
can	O
be	O
changed	O
so	O
that	O
it	O
displays	O
a	O
static	O
image	O
of	O
an	O
aurora	B-Protocol
with	O
the	O
text	O
,	O
"	O
Starting	O
Windows	B-Application
Vista	I-Application
"	O
by	O
enabling	O
the	O
"	O
No	O
GUI	O
boot	B-Operating_System
"	O
option	O
within	O
the	O
Windows	O
System	O
Configuration	O
Utility	O
(	O
msconfig.exe	O
)	O
.	O
</s>
<s>
Microsoft	O
would	O
update	O
the	O
aurora	B-Protocol
image	O
throughout	O
the	O
lifecycle	O
of	O
the	O
operating	B-General_Concept
system	I-General_Concept
,	O
starting	O
with	O
the	O
first	O
service	O
pack	O
,	O
where	O
it	O
was	O
altered	O
to	O
match	O
the	O
image	O
displayed	O
during	O
the	O
operating	B-General_Concept
system	I-General_Concept
's	O
hibernation	O
screen	O
.	O
</s>
<s>
In	O
Windows	B-Device
7	I-Device
,	O
the	O
boot	B-Operating_System
screen	I-Operating_System
will	O
initially	O
display	O
the	O
"	O
Starting	O
Windows	O
"	O
text	O
,	O
then	O
a	O
Windows	O
flag	O
animation	O
will	O
appear	O
at	O
the	O
center	O
of	O
the	O
screen	O
.	O
</s>
<s>
On	O
unsupported	O
systems	O
,	O
and	O
sometimes	O
when	O
booting	B-Operating_System
into	O
recovery	O
environment	O
,	O
the	O
Windows	B-Application
Vista	I-Application
boot	B-Operating_System
screen	I-Operating_System
will	O
be	O
used	O
instead	O
as	O
the	O
fallback	O
.	O
</s>
<s>
Changes	O
of	O
the	O
boot	B-Operating_System
screen	I-Operating_System
,	O
although	O
possible	O
through	O
third-party	O
utilities	O
,	O
is	O
extremely	O
risky	O
and	O
may	O
cause	O
the	O
system	O
to	O
be	O
unable	O
to	O
boot	B-Operating_System
.	O
</s>
<s>
Also	O
,	O
the	O
hidden	O
"	O
Aurora	B-Protocol
"	O
boot	B-Operating_System
screen	I-Operating_System
was	O
removed	O
.	O
</s>
<s>
In	O
Windows	B-Application
8	I-Application
and	O
later	O
,	O
the	O
boot	B-Operating_System
screen	I-Operating_System
will	O
display	O
the	O
Windows	O
logo	O
along	O
with	O
the	O
loading	O
circle	O
.	O
</s>
<s>
On	O
Legacy	B-Operating_System
boot	B-Operating_System
,	O
the	O
boot	B-Operating_System
screen	I-Operating_System
is	O
displayed	O
in	O
1024×768	O
resolution	O
,	O
and	O
the	O
boot	B-Operating_System
screen	I-Operating_System
is	O
squished	O
to	O
accommodate	O
for	O
the	O
16:9	O
aspect	O
ratio	O
.	O
</s>
<s>
On	O
UEFI	B-Architecture
boot	B-Operating_System
,	O
the	O
boot	B-Operating_System
screen	I-Operating_System
is	O
displayed	O
in	O
highest	O
resolution	O
available	O
.	O
</s>
<s>
If	O
the	O
ACPI	B-Device
BGRT	O
table	O
is	O
present	O
,	O
the	O
boot	B-Operating_System
screen	I-Operating_System
will	O
display	O
the	O
OEM	O
logo	O
instead	O
.	O
</s>
<s>
bootanimation	O
-	O
a	O
simple	O
splash	O
for	O
Android	B-Application
OS	I-Application
just	O
showing	O
some	O
decompressed	O
images	O
.	O
</s>
