Xiaomi Redmi Note 7
Android 10.0
Select help topic
1. Find "Call-forwarding settings"
Press the phone icon.
Press the settings icon.
Press Call-forwarding settings.
2. Divert calls to voicemail
Press the required divert type.
Key in +447836121121 and press Turn on.
+447836121121
3. Return to the home screen
Press the Home key to return to the home screen.