Samsung Galaxy S8
Android 7.0
Select help topic
1. Find "Import/Export contacts"
Slide your finger upwards on the screen.
Press Contacts.
Press the menu icon.
Press Manage contacts.
Press Import/Export contacts.
2. Copy contacts from your SIM to your phone
Press IMPORT.
Press SIM card.
Press the field above "All".
Press DONE.
Press Phone.
Press IMPORT.
3. Copy contacts from your phone to your SIM
Press EXPORT.
Press SIM card.
Press the field above "All".
Press DONE.
Press EXPORT.
Press OK.
4. Return to the home screen
Press the Home key to return to the home screen.