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.
Select the group that you want to delete from.
Press the group key, or enter the registered number during the number keys.
You can search by the registered name.
Press [Add to Group].
Select the group that you want to delete from.
The group key is deselected and the group is deleted from it.
Press [OK].
Press [Exit].
Press the [User Tools/Counter] key.
For details on how to access System Settings, see Accessing User Tools.