Samsung Galaxy S23 Ultra
Android 13
Select help topic
1. Find "Call forwarding"
Press the call icon.
Press the menu icon.
Press Settings.
Press Supplementary services.
Press Call forwarding.
2. Divert calls to voicemail
Press the required divert type.
Key in +447836121121 and press Enable.
+447836121121
3. Return to the home screen
Press the Home key to return to the home screen.