Turning the screen lock on my mobile phone on or off
Transferring files between a computer and my mobile phone
Turning vibration on my mobile phone on or off
List of display icons
Activating a Google account on my mobile phone
It's important first to find out if you can make a voice call. If you can't make a voice call, you need to solve this problem. By solving this problem you'll most likely solve your problem with receiving voice calls.
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