Choose message tone
Turn NFC on or off
Turn GPS on or off
Transfer files between computer and mobile phone
Check data usage
You can adjust the screen brightness to your surroundings.
Slide two fingers downwards starting from the top the screen.
Adjust screen brightness
Tap the indicator next to "Automatic brightness" to turn automatic brightness on or off.
Drag the brightness indicator right or left to select the required brightness level.
Return to the home screen
Tap the Home key to return to the home screen.
Tap anywhere to dismiss
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