Set up your mobile phone for SMS
Choose message tone
Send picture or video clip in an MMS
Turn GPS on or off
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 upper part of the volume key until your mobile phone is turned off.
Turn on your mobile phone again.
Tap anywhere to dismiss
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