Checking the software version for my mobile phone
Updating the software on my mobile phone
Inserting SIM and battery into my mobile phone
Setting the ring volume for my mobile phone
Turning call waiting on my mobile phone on or off
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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