Dell C2665dnf - Setting the Password for Authority as the Printer Administrator; Uninstalling the Printer Driver

Setting the Password for Authority as the Printer Administrator
You must set the password for authority as the printer administrator to do operations as the printer administrator.
1
Select Computer → More Applications... and select GNOME Terminal on the Application Browser.
2 Type the following command in the terminal window.
su
(Type the administrator password)
lppasswd -g sys -a root
(Type the password for authority as the printer administrator after
the Enter password prompt.)
(Retype the password for authority as the printer administrator after
the Enter password again prompt.)
Uninstalling the Printer Driver
1 Select Computer → More Applications... and select GNOME Terminal on the Application Browser.
2 Type the following command in the terminal window to delete the print queue.
su
(Type the administrator password)
/usr/sbin/lpadmin -x (Type the printer queue name)
3 Repeat the command above for all queues for the same model.
4 Type the following command in the terminal window.
su
(Type the administrator password)
rpm -e Dell-C2665-Color-MFP
The printer driver is uninstalled.
Installing Printer Drivers on Linux Computers (CUPS) 105