Device
Volume
Adjust
the
volume
of
media,
alarm
clock
and
notification
by
tapping
and
dragging
the
slider
，
and
then
tapping
OK
。
Notification
ringtone
Select
desired
notification
ringtone
Voice
Screen
lock
sounds
Play
sound
when
locking
and
unlocking
the
screen
Brightness
Adjust
the
brightness
of
the
screen
by
tapping
and
dragging
the
slider
,
and
then
tapping
OK
wallpaper
Wallpaper
setting
Auto
‐
rotate
screen
Switch
orientation
automatically
when
rotating
the
device
System
hibernate
Adjust
the
delay
before
the
system
automatically
hibernates
Font
size
Adjust
font
size
interface.
Gravity
induction
coordinate
system
Choose
coordinate
system,
for
some
games,
need
to
choose
special
coordinate
system
。
Disply
Screen
adaptation
Adjust
the
screen
size
。
display
device
the
use
situation
of
storage
capacity.
Storage
SD
Card
formatting
Remove
all
the
data
in
the
SD
card
.
Battery
Disply
battery
use
data
.
Application
Disply
the
application
situation
in
device.
Peesonal
Account
and
synchronization
Add
and
manage
the
account
in
the
device.
Location
service
Set
the
position
of
services
and
search
applications.
Screen
safety
protection
Screen
safety
protection
setting
.
Passwords
Passwords
setting
。
Equipment
management
1.
Add
or
delete
device
manager.
2.
Unknown
source
APK
installation.
Security
Credentials
stored
Application
management
and
access
security
vouchers
and
other
documents.
Set
the
default
language
system
Keyboard
and
input
method
Set
the
default
keyboard
input
method
and
system
Language
and
input
method
Mouse/touch
board
Adjust
the
mouse
pointer
speed
of
movement
.
Backup
and
reset
1.backup/Data
reduction
2.
Restore
the
factory
Settings.
