Press [Home] () at the bottom of the screen in the center.
Press the [User Tools] () icon on the [Home] screen.
Press [Address Book Management].
Check that [Program / Change] is selected.
Press the name whose code is to be registered, or enter the registered number using the number key.
You can search by the registered name or user code.
Press [Auth. Info].
Press [Change] under "User Code".
Enter the user code using the number keys, and then press the [] key.
Select the functions to be used with the user code from "Available Functions".
Press [OK].
Press [Exit].
Press [Home] () at the bottom of the screen in the center.
You can enter a one-to eight-digit user code.
To register the name, see Registering names.