Press the [User Tools/Counter] key.
Press [System Settings].
Press [Administrator Tools].
Press [Address Book: Program / Change / Delete Group].
Check that [Program / Change] is selected.
Press the group key you want to change.
You can search by the registered name.
To change the group name and key display, press [Change] under "Group Name" or "Key Display".
Enter a new group name or key display, and then press [OK].
To change the title, press the title key under "Select Title".
To change the registration number, press [Change] under "Registration No.".
Enter a new registration number using the number keys.
Press the [] key.
Press [OK].
Press [Exit].
Press the [User Tools/Counter] key.
For details on how to access System Settings, see Accessing User Tools.