1. 1. Find "Call forwarding"
Press the phone icon.
Press the menu icon.
Press Calling accounts.
Press the name of the SIM.
Press Call forwarding.
2. 2. Divert calls to voicemail
Press the required divert type.
Key in 707 and press ENABLE.
3. 3. Return to the home screen
Press the Home key to return to the home screen.