Set up your mobile phone for internet
Turn data roaming on or off
Restart mobile phone
Change screen brightness
Turn silent mode on or off
If identical contacts appear in the address book, you can merge them so they will appear only once.
Merge identical contacts
Tap Merge Duplicate Contacts.
Tap the required contacts.
Return to the home screen
Tap the Home key to return to the home screen.
Tap anywhere to dismiss
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