Turn GPS on or off
Change screen brightness
Turn screen lock on or off
Using FM radio on my mobile phone
If identical contacts appear in the address book, you can merge them so they will appear only once.
Open the address book
Merge identical contacts
Tap the menu icon.
Tap Find link candidates.
Tap the merge icon.
Return to the home screen
Tap the Home key to return to the home screen.
Tap anywhere to dismiss
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