Switch to or from the silent profile
In Idle mode, select Keypad and touch and hold 
to silence or unsilence your phone.
Change your ringtone
1.In Menu mode, select Settings → Phone profiles.
2.Select 
next to the profile you are using.
If you are using the silent or offline profile, you are not allowed to change the ringtone.
3.Select Voice call ringtone or Video call ringtone.
4.Select a ringtone from the list and select Save.
5.Select Save.
To switch to another profile, select it from the list and select Save.
Select a wallpaper (Idle mode)
1.In Menu mode, select Settings → Display and light → Wallpaper.
2.Scroll left or right to an image.
3.Select Set.
Select a skin color (Menu mode)
1.In Menu mode, select Settings → Display and light → My theme.
2.Select a color pattern.
3.Select Save.
using basic functions
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