To change your voicemail password, you must know your current voicemail password. Note: If you have forgotten your existing voicemail password, you will not be able to access Voicemail until you reset your voicemail password.
From the home screen, tap the Phone icon.
Press and hold the 1 key (enter current voicemail password if prompted). Note: If you wish to skip listening to unheard messages, press * to go to the Main Menu.
Tap the 4 key to change your personal options.
Tap the 2 key to change your administrative options.
Tap the 1 key for password options.
Tap the 1 key to change your password then follow instructions to enter a new password.