<s>
Team	B-Application
Win	I-Application
Recovery	I-Application
Project	I-Application
(	O
TWRP	B-Application
)	O
,	O
pronounced	O
"	O
twrp	B-Application
"	O
,	O
is	O
an	O
open-source	B-Application
software	I-Application
custom	O
recovery	B-Application
image	O
for	O
Android-based	O
devices	O
.	O
</s>
<s>
It	O
provides	O
a	O
touchscreen-enabled	O
interface	O
that	O
allows	O
users	O
to	O
install	O
third-party	O
firmware	B-Application
and	O
back	O
up	O
the	O
current	O
system	O
which	O
are	O
functions	O
often	O
unsupported	O
by	O
stock	O
recovery	B-Application
images	O
.	O
</s>
<s>
It	O
is	O
,	O
therefore	O
,	O
often	O
installed	O
when	O
flashing	O
,	O
installing	O
,	O
or	O
rooting	B-Application
Android	I-Application
devices	O
,	O
although	O
it	O
is	O
n't	O
dependent	O
on	O
a	O
device	O
being	O
rooted	O
prior	O
to	O
installation	O
.	O
</s>
<s>
The	O
main	O
method	O
of	O
installing	O
(	O
"	O
flashing	O
"	O
)	O
this	O
custom	O
recovery	B-Application
on	O
an	O
Android	B-Application
device	O
requires	O
downloading	O
a	O
version	O
made	O
specifically	O
for	O
the	O
device	O
,	O
and	O
then	O
using	O
a	O
tool	O
such	O
as	O
Fastboot	B-Application
or	O
Odin	B-Application
.	O
</s>
<s>
Also	O
,	O
some	O
custom	O
ROMs	O
come	O
with	O
TWRP	B-Application
as	O
the	O
default	O
recovery	B-Application
image	O
.	O
</s>
<s>
TWRP	B-Application
gives	O
users	O
the	O
option	O
to	O
fully	O
back	O
up	O
their	O
device	O
(	O
including	O
bootloader	O
,	O
system	O
data	O
,	O
private	O
applications	O
,	O
etc	O
.	O
)	O
</s>
<s>
,	O
TWRP	B-Application
supported	O
the	O
installation	O
of	O
custom	O
ROMs	O
(	O
i.e.	O
</s>
<s>
custom	O
operating	O
systems	O
such	O
as	O
LineageOS	B-Application
,	O
or	O
the	O
latest	O
Android	B-Application
release	O
)	O
,	O
kernels	O
,	O
add-ons	O
(	O
Google	O
Apps	O
,	O
Magisk	B-Application
,	O
themes	O
,	O
etc	O
.	O
</s>
<s>
Wiping	O
,	O
backing	O
up	O
,	O
restoring	O
,	O
and	O
mounting	O
various	O
device	O
partitions	B-Application
,	O
such	O
as	O
the	O
system	O
,	O
boot	O
,	O
userdata	O
,	O
cache	O
,	O
and	O
internal	O
storage	O
partitions	B-Application
are	O
also	O
supported	O
.	O
</s>
<s>
TWRP	B-Application
also	O
features	O
file	O
transfer	O
via	O
MTP	B-Protocol
,	O
as	O
well	O
as	O
a	O
basic	O
file	O
manager	O
,	O
and	O
a	O
terminal	O
emulator	O
.	O
</s>
<s>
In	O
January	O
2017	O
,	O
the	O
TWRP	B-Application
team	O
released	O
an	O
Android	B-Application
application	I-Application
that	O
allows	O
flashing	O
the	O
recovery	B-Application
using	O
root	O
access	O
.	O
</s>
<s>
However	O
,	O
unlike	O
the	O
recovery	B-Application
,	O
the	O
app	O
is	O
not	O
open	O
source	O
.	O
</s>
<s>
This	O
app	O
is	O
also	O
shipped	O
via	O
the	O
official	O
TWRP	B-Application
images	O
to	O
rooted	O
and	O
non-rooted	O
devices	O
.	O
</s>
<s>
It	O
is	O
installed	O
in	O
the	O
system	O
partition	B-Application
,	O
making	O
it	O
a	O
system-level	O
app	O
by	O
default	O
,	O
thus	O
making	O
it	O
not	O
uninstallable	O
from	O
within	O
Android	B-Application
without	O
root	O
access	O
.	O
</s>
<s>
However	O
,	O
TWRP	B-Application
now	O
provides	O
the	O
user	O
the	O
freedom	O
of	O
choice	O
for	O
having	O
the	O
app	O
.	O
</s>
