<s>
HiOS	B-Operating_System
(	O
)	O
,	O
is	O
an	O
Android-based	O
operating	O
system	O
developed	O
by	O
Hong	O
Kong	O
mobile	O
phone	O
manufacturer	O
Tecno	O
Mobile	O
,	O
a	O
subsidiary	O
of	O
Transsion	O
Holdings	O
,	O
exclusively	O
for	O
their	O
smartphones	O
.	O
</s>
<s>
HiOS	B-Operating_System
allows	O
for	O
a	O
wide	O
range	O
of	O
user	O
customization	O
without	O
requiring	O
rooting	B-Application
the	O
mobile	O
device	O
.	O
</s>
<s>
HiOS	B-Operating_System
comes	O
with	O
features	O
like	O
;	O
Launcher	O
,	O
Private	O
Safe	O
,	O
Split	O
Screen	O
and	O
Lockscreen	O
Notification	O
.	O
</s>
<s>
In	O
April	O
2016	O
,	O
Tecno	O
Mobile	O
released	O
HiOS	B-Operating_System
1.0	O
,	O
based	O
on	O
Android	B-Application
6.0	I-Application
"	I-Application
Marshmallow	I-Application
"	I-Application
,	O
featuring	O
a	O
launcher	O
and	O
micro-intelligence	O
.	O
</s>
<s>
The	O
HiOS	B-Operating_System
was	O
first	O
launched	O
on	O
Tecno	O
Boom	O
J8	O
.	O
</s>
<s>
In	O
March	O
2017	O
,	O
HiOS	B-Operating_System
2.0	O
was	O
released	O
based	O
on	O
Android	B-Application
7.0	I-Application
"	I-Application
Nougat	I-Application
"	I-Application
,	O
launching	O
on	O
Camon	O
CX	O
and	O
L9	O
Plus	O
.	O
</s>
<s>
In	O
October	O
2017	O
,	O
HiOS	B-Operating_System
3.0	O
was	O
also	O
released	O
based	O
on	O
Android	B-Application
7.0	I-Application
as	O
seen	O
in	O
HiOS	B-Operating_System
2.0	O
,	O
but	O
with	O
improved	O
user	O
interfaces	O
,	O
launching	O
on	O
Phantom	O
8	O
and	O
Camon	O
CM	O
.	O
</s>
<s>
HiOS	B-Operating_System
3.0	O
also	O
came	O
with	O
Boomplay	O
Music	O
and	O
Phoenix	O
Browser	O
as	O
primary	O
browsers	O
,	O
it	O
also	O
came	O
with	O
T-Point	O
,	O
Micro	O
Intelligence	O
and	O
Eye	O
Care	O
.	O
</s>
<s>
In	O
November	O
2018	O
,	O
HiOS	B-Operating_System
4.1	O
was	O
released	O
based	O
on	O
Android	B-Application
8.1	I-Application
"	I-Application
Oreo	I-Application
"	I-Application
,	O
launching	O
on	O
Camon	O
11	O
and	O
Camon	O
11	O
Pro	O
,	O
featuring	O
ZeroScreen	O
,	O
one-hand	O
mode	O
and	O
dual	O
apps	O
.	O
</s>
<s>
The	O
HiOS	B-Operating_System
4.1	O
also	O
came	O
with	O
Gesture	O
Navigation	O
and	O
Face	O
ID	O
.	O
</s>
<s>
In	O
April	O
2019	O
,	O
HiOS	B-Operating_System
5.0	O
was	O
released	O
based	O
on	O
Android	B-Application
9.0	I-Application
"	I-Application
Pie	I-Application
"	I-Application
,	O
launching	O
on	O
Spark	O
3	O
and	O
Phantom	O
9	O
,	O
featuring	O
Smart	O
Panel	O
,	O
AI	O
Read	O
Mode	O
and	O
Intelligent	O
Voice	O
Broadcast	O
.	O
</s>
<s>
In	O
September	O
2019	O
,	O
HiOS	B-Operating_System
5.5	O
was	O
also	O
released	O
based	O
on	O
Android	B-Application
9.0	I-Application
"	I-Application
Pie	I-Application
"	I-Application
,	O
launching	O
on	O
Camon	O
12	O
and	O
Spark	B-Application
4	I-Application
,	O
featuring	O
AR	O
Virtual	O
Canvas	O
,	O
Closed	O
Eye	O
Detection	O
,	O
Gesture	O
Call	O
Picker	O
and	O
Fingerprint	O
Reset	O
Password	O
.	O
</s>
<s>
In	O
February	O
2020	O
,	O
HiOS	B-Operating_System
6.0	O
was	O
released	O
based	O
on	O
Android	B-Application
10	I-Application
,	O
launching	O
on	O
Camon	O
15	O
.	O
</s>
<s>
The	O
beta	O
version	O
of	O
HiOS	B-Operating_System
6.0	O
was	O
released	O
to	O
Tecno	O
Spark	O
3	O
Pro	O
on	O
1	O
December	O
2019	O
,	O
featuring	O
system-wide	O
Dark	O
Theme	O
,	O
Social	O
Turbo	O
and	O
Game	O
mode	O
.	O
</s>
<s>
In	O
September	O
2020	O
,	O
HiOS	B-Operating_System
7.0	O
was	O
released	O
based	O
on	O
Android	B-Application
10	I-Application
,	O
launching	O
on	O
Camon	O
16	O
series	O
.	O
</s>
<s>
In	O
May	O
2021	O
,	O
HiOS	B-Operating_System
7.6	O
was	O
released	O
based	O
on	O
Android	B-Application
11	I-Application
,	O
launching	O
on	O
Camon	O
17	O
series	O
.	O
</s>
