Press [Home] () at the bottom of the screen in the center.
Flick the screen to the left, and then press the [Address Book Management] icon on Home screen 4.
Check that [Program / Change] is selected.
Select the name whose protection code you want to register.
You can search by the registered name, user code, fax number, folder name, e-mail address, or IP-Fax destination.
Press [Protection].
Press [Destination] or [Sender] under "Use Name as".
Both [Destination] and [Sender] can be selected at the same time.
Press [Folder Destination] or [Sender] under "Protection Object".
Press [Change] under "Protection Code".
Enter a protection code using the number keys, and then press the [] key.
Press [OK].
Press [User Tools] () on the top right of the screen.
Press [Home] () at the bottom of the screen in the center.
Specify a protection code of up to eight digits. You can also specify "Protection" without specifying a protection code.