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Open a web browser.
Enter "http://(the machine's IP address or host name)/" in the address bar.
Click [Login].
Enter the login user name and login password, and then click [Login].
Point to [Device Management], and then click [Address Book].
Select the user or group.
Click [Detail Input].
Click [Change].
Click [Change] next to [Login Password] in the [Authentication Information] area.
Enter the new password in the [New Password] box.
Enter the new password in the [Confirm Password] box.
Click [OK].
Click [Logout].
