Turn NFC on or off
Transfer files between computer and mobile phone
Turn data roaming on or off
You can lock the phone screen and keys to avoid activating your mobile phone by mistake.
Turn on screen lock
Briefly tap On/Off.
Turn off screen lock
Slide your finger upwards on the screen.
Set automatic screen lock
Slide your finger downwards starting from the top of the screen.
Tap the settings icon.
Tap Screen timeout.
Tap the required setting.
Return to the home screen
Tap the Home key to return to the home screen.
Tap anywhere to dismiss
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