Making a call with my mobile phone
Making a call with hidden caller identification
Setting an alarm on my mobile phone
Activating or deactivating data connections on my mobile phone
Using Facebook on my mobile phone
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
Remove the battery for about 10-15 seconds.
Turn on your mobile phone.
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