Transfer files between computer and mobile phone
Install apps from Google Play
Use mobile phone as Wi-Fi Hotspot
Turn call waiting on or off
If identical contacts appear in the address book, you can merge them so they will appear only once.
Find "Merge duplicate contacts"
Tap Merge duplicate contacts.
Merge identical contacts
Return to the home screen
Tap the Home key to return to the home screen.
Tap anywhere to dismiss
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