If duplex disappears, you likely have the Microsoft IPP driver . Reinstall Canon’s UFR II driver and select “Canon XXX UFR II” (not “Canon XXX series”).
: Ensure the site has automatically detected your correct operating system (Windows or macOS) and version. 2. Perform a "Clean" Installation install printer driver canon
Canon printer driver corruption (and a fix) - Adobe Community If duplex disappears, you likely have the Microsoft
: Double-click the downloaded setup file to begin. Accept any license agreements and security prompts. If duplex disappears