Check the registry - https://community.spiceworks.com/how_to/24920-force-un-installing-network-printers-in-windows-7
Also, make sure you have removed the driver from Print Mnaagment
Check the registry - https://community.spiceworks.com/how_to/24920-force-un-installing-network-printers-in-windows-7
Also, make sure you have removed the driver from Print Mnaagment