Only if your specific sub-model is the . The standard LBP6000 and LBP6030 are USB-only machines. Where can I find the manual?

Go to the > System Settings (or System Preferences) > Printers & Scanners .

I can provide the to the exact file you need once I know your system details!

This happens if Windows tries to install its own generic driver. Uninstall the device from "Device Manager" and restart the official Canon setup.