Read help info
You can import your contacts from your SIM to your phone. This way, you won't lose your contacts if you change your SIM.
1. Find "Import"
Press the menu icon.
Press Manage contacts.
2. Import contacts from your SIM to your phone
Press the name of the SIM.
Press the field next to "Select all".
3. Return to the home screen
Slide your finger upwards starting from the bottom of the screen to return to the home screen.