If prompted, enter the Voicemail password then tap Next:
The Visual Voicemail password is the same as the standard Voicemail password. For assistance with resetting the password, refer to Reset Voicemail Password.
The password can't have repeating or consecutive digits (e.g., 1111, 1234).
Tap the Menu icon (upper-right), then tap Settings.
Tap Standard Greetings.
Select a Voicemail greeting option then tap OK:
Greeting with Telephone Number.
Greeting with name.
Tap Record Name, then tap the Record icon.
Tap Record, then tap the Record icon to record a custom greeting.