In summary: a properly installed Canon driver ensures full access to your device’s capabilities – from vibrant photo prints on a PIXMA to high-volume duplexing on an imageRUNNER. When in doubt, always reinstall from Canon’s official support page.
Go to www.usa.canon.com/support (or your regional Canon site). Enter your model → select your OS version → download the full driver package (often called "MP Drivers" for PIXMA or "UFR II Driver" for imageRUNNER). canon driver