Choose dual SIM settings
Check data usage
Turn automatic use of mobile data on or off
Turn mobile data on or off
Choose message tone
You can copy contacts between your SIM and your mobile phone. This way, you won't lose your contacts if you change your SIM or mobile phone.
Find "SIM Card Contacts"
Tap SIM Card Contacts.
Copy contacts from your SIM to your mobile phone
Tap the required SIM.
Tap Export From SIM Card.
Tap Select All.
Copy contacts from your mobile phone to your SIM
Tap Import to SIM Card.
Return to the home screen
Tap the Home key to return to the home screen.
Tap anywhere to dismiss
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