OnePlus Nord
Android 11.0
Select help topic
1 Find "Call forwarding"
Press the phone icon.
Press the menu icon.
Press Settings.
Press Calling accounts.
Press Call forwarding below the required SIM.
2 Cancel all diverts
Press the required divert type.
Press Turn off.
3 Return to the home screen
Slide your finger upwards starting from the bottom of the screen to return to the home screen.