Find "settings"
Slide your finger left on the display.
Press Phone.
Press Phone.
Press the dots in the bottom right corner of the display.
Press settings.
Select option
Select one of the following options:
Turn use of default voicemail number on or off, go to 2a.
Save voicemail number, go to 2b.
Turn use of default voicemail number on or off, go to 2a.
Save voicemail number, go to 2b.
2a - Turn use of default voicemail number on or off
Press the indicator next to Use default voicemail number.
Depending on the current setting, use of default voicemail number is turned on or off.
Depending on the current setting, use of default voicemail number is turned on or off.
2b - Save voicemail number
Press the field below Use default voicemail number and key in (prefix) 5 (your phone number)
The menu item is only available if you've turned off use of default voicemail number, see step 2a.
Exit
Press the Home key to return to standby mode.