Turning NFC on my mobile phone on or off
Using voice control (S Voice) on my mobile phone
Choosing network mode for my mobile phone
Choosing a network for my mobile phone
Turning caller identification 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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