Under Administration click > Manage Printers (Drucker verwalten in your screenshot) > click your printer queue name and select "Default Options" in the "Administration" combo list. Then follow comment #18 + #20.
Under Administration click > Manage Printers (Drucker verwalten in your screenshot) > click your printer queue name and select "Default Options" in the "Administration" combo list. Then follow comment #18 + #20.