Press [Home] (
) at the bottom of the screen in the center.
Press the [User Tools] (
) icon on the [Home] screen.
Press [Machine Features].
Press [System Settings].
Press [Administrator Tools].
Press [Address Book: Program / Change / Delete Group].
Press [Delete].
Press a group key you want to delete.
You can search by the registered name.
Press [Yes].
Press [Exit].
Press [User Tools] (
) on the top right of the screen.
Press [Home] (
) at the bottom of the screen in the center.