Turn call waiting on or off
Choose dual SIM settings
Check data usage
List of screen icons
Choose message tone
If your mobile phone is slow or freezes, it might help to restart it.
Restart your mobile phone
Tap and hold On/Off.
At the same time, tap and hold the Top volume key until your mobile phone turns off.
Tap On/Off to turn on your mobile phone again.
Tap anywhere to dismiss
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