Checking PIN and IMEI number on my mobile phone
Writing text on my mobile phone
Saving my voicemail number
Transferring audio files from my computer to my mobile phone
Using Gmail 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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