The CanoScan LiDE 70 is a flatbed scanner from Canon that uses USB connectivity to scan documents and photos. The CanoScan LiDE 70 Windows driver is software that allows the scanner to communicate with your Windows computer, enabling it to function correctly for scanning operations. This driver ensures that the computer recognizes the scanner, installs the necessary software, and enables you to use the scanner for tasks like document scanning, photo scanning, and more.