The Canon MF420 Series refers to a family of multifunction printers (MFPs) from Canon. These printers typically combine features like printing, scanning, copying, and sometimes faxing. The Windows driver for the Canon MF420 Series enables the printer to communicate with a Windows computer, allowing you to print and access other printer functions through your operating system.
The driver ensures that your printer operates smoothly with all of its features, including print quality, scanning capabilities, and other functionalities.