<s>
Firefox	B-Operating_System
Lite	I-Operating_System
,	O
formerly	O
Firefox	B-Operating_System
Rocket	I-Operating_System
,	O
was	O
a	O
lightweight	O
free	B-License
and	I-License
open-source	I-License
web	B-Application
browser	I-Application
developed	O
by	O
Mozilla	B-Operating_System
for	O
Android	B-Application
smartphones	B-Application
and	O
tablets	B-Device
.	O
</s>
<s>
With	O
an	O
APK	B-Application
size	O
of	O
7	O
MB	O
,	O
it	O
featured	O
Turbo	O
Mode	O
(	O
enabled	O
by	O
default	O
)	O
,	O
which	O
blocked	O
third-party	O
content	O
of	O
web	O
pages	O
such	O
as	O
ads	O
and	O
trackers	B-Application
,	O
and	O
a	O
toggle	O
to	O
disable	O
web	O
images	O
,	O
to	O
speed	O
page	O
loads	O
and	O
use	O
less	O
mobile	O
data	O
.	O
</s>
<s>
It	O
used	O
the	O
built-in	O
Android	B-Application
WebView	O
as	O
the	O
browser	B-Protocol
engine	I-Protocol
.	O
</s>
<s>
Due	O
to	O
release	O
of	O
the	O
refreshed	O
Firefox	B-Application
for	I-Application
Android	I-Application
and	O
Firefox	B-Operating_System
Focus	I-Operating_System
,	O
that	O
contains	O
Firefox	B-Operating_System
Lite	I-Operating_System
capabilities	O
and	O
replaced	O
it	O
,	O
support	O
for	O
Firefox	B-Operating_System
Lite	I-Operating_System
ended	O
on	O
June	O
30	O
,	O
2021	O
.	O
</s>
