Set up your mobile phone for internet
Turn call waiting on or off
Choose a network
Choose network mode
Turn data roaming on or off
You can adjust the screen brightness to your surroundings.
Slide your finger downwards starting from the top of the screen.
Tap the settings icon.
Adjust screen brightness
Tap the indicator next to "Auto brightness" to turn automatic brightness on or off.
Drag the brightness indicator right or left to select 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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