Choosing a network for my mobile phone
Ending active applications on my mobile phone
Activating an Apple ID on my mobile phone
Writing and sending SMS
Setting up my mobile phone for MMS
Your mobile phone may not react due to overload or errors in the operating system. If this happens, it might help to restart your mobile phone.
Restart your mobile phone
Tap and hold the Home key and On/Off simultaneously until your mobile phone restarts.
Tap anywhere to dismiss
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