One NZ Smart P12
Android 11.0 (Go edition)
1 Find "Call forwarding"
Press the phone icon.
Press the menu icon.
Press Settings.
Press Calling accounts.
Press the name of the SIM.
Press Call forwarding.
2 Cancel all diverts
Press the required divert type.
Press DISABLE.
3 Return to the home screen
Press the Home key to return to the home screen.