<s>
Google	B-Application
Talkback	I-Application
is	O
an	O
accessibility	O
service	O
for	O
the	O
Android	B-Application
operating	I-Application
system	I-Application
that	O
helps	O
blind	O
and	O
visually	O
impaired	O
users	O
to	O
interact	O
with	O
their	O
devices	O
.	O
</s>
<s>
The	O
service	O
is	O
pre-installed	O
on	O
many	O
Android	B-Application
devices	O
,	O
and	O
it	O
became	O
part	O
of	O
the	O
Android	B-Application
Accessibility	O
Suite	O
in	O
2017	O
.	O
</s>
<s>
According	O
to	O
the	O
Google	O
Play	O
Store	O
,	O
the	O
Android	B-Application
Accessibility	O
Suite	O
has	O
been	O
downloaded	O
over	O
five	O
billion	O
times	O
,	O
including	O
devices	O
that	O
have	O
the	O
suite	O
preinstalled	O
.	O
</s>
<s>
Google	O
releases	O
the	O
source	O
code	O
of	O
Google	B-Application
TalkBack	I-Application
with	O
some	O
releases	O
of	O
the	O
accessibility	O
service	O
to	O
GitHub	B-Application
,	O
with	O
the	O
latest	O
of	O
these	O
changes	O
being	O
from	O
May	O
6th	O
,	O
2021	O
.	O
</s>
<s>
The	O
source	O
for	O
these	O
versions	O
of	O
Google	B-Application
TalkBack	I-Application
have	O
been	O
released	O
under	O
the	O
Apache	O
License	O
version	O
2.0	O
.	O
</s>
<s>
VersionRelease	O
DateSummary9.1February	O
2021New	O
multi-finger	O
gestures	O
in	O
a	O
new	O
context	O
menu	O
which	O
can	O
be	O
used	O
for	O
activities	O
such	O
as	O
reading	O
,	O
voice	O
commands	O
,	O
support	O
for	O
Spanish	O
and	O
Arabic	O
in	O
the	O
Braille	O
keyboard	O
,	O
as	O
well	O
as	O
a	O
reorganization	O
to	O
the	O
settings	O
menu	O
of	O
TalkBack.8.2April	O
2020Introduced	O
a	O
new	O
Braille	O
keyboard	O
which	O
uses	O
six	O
large	O
buttons	O
in	O
screen	O
in	O
order	O
to	O
allow	O
visually	O
impaired	O
users	O
to	O
type	O
in	O
a	O
manner	O
that	O
may	O
be	O
more	O
familiar	O
to	O
them.7.3March	O
2019Added	O
a	O
screen	O
search	O
function	O
to	O
find	O
text	O
on	O
screen	O
in	O
a	O
more	O
accessible	O
manner	O
and	O
made	O
changes	O
to	O
the	O
continuous	O
reading	O
functionality	O
of	O
TalkBack	B-Application
by	O
auto-scrolling	O
pages	O
and	O
adding	O
new	O
navigation	O
options.7.2November	O
2018Improved	O
controls	O
and	O
added	O
fast	O
forward	O
and	O
rewind	O
functionality	O
to	O
the	O
screen	O
reader.6.2June	O
2018Improved	O
Android	B-Application
TV	O
controls	O
and	O
Focus	O
Management	O
.	O
</s>
