Turn GPS on or off
Turn screen lock on or off
Change screen brightness
When call waiting is turned on, you can answer a new call without ending your ongoing call.
Find "Additional settings"
Slide your finger downwards starting from the top of the screen.
Tap the settings icon.
Tap Additional settings.
Turn call waiting on or off
Tap Call waiting to turn the function on or off.
Return to the home screen
Tap the Home key to return to the home screen.
Tap anywhere to dismiss
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