1.Press the 
MESSAGES button.
•Depending on how your system is configured, you may be required to enter your voicemail password and then press Done.
2.The Visual Voice menu is displayed.
3.Use the up and down cursor keys to scroll to the Passcode option and press Select.
4.Enter your current password and press Save.
5.Enter the new password that you want to use. When the desired password is complete, press Save.
•Code Enforcement
The system administrator can set rules for the required length of the code and to restrict the use of obvious codes (1234, 1111). The system will not allow save the new code until those requirements have been meet. Contact your system administrator for details of your systems settings if necessary.