Turning NFC on my mobile phone on or off
Updating the software on my mobile phone
Choosing network mode for my mobile phone
Using Gmail on my mobile phone
Changing my mobile phone PIN
If you want to update the software on your mobile phone, it's recommended you back up the phone memory.
Find "Backup & restore"
Tap the menu icon.
Tap Backup & restore.
Back up phone memory
Tap Manual backup.
Tap the drop down list below "WHERE TO STORE FILES".
Tap SD card.
Tap the box next to the following data types until the required data types have been selected:
Return to the home screen
Tap the home icon to return to the home screen.
Tap anywhere to dismiss
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