For further assistance, you can:
flatbed scanners. Because these are legacy devices, modern driver support is limited, especially for current operating systems like Windows 11 or macOS Sonoma. Driver Availability & Downloads Official Sources : Drivers and original software like ScanGear CS-U are available on the Canon Support Page OS Compatibility canon f91 5800 driver
: Go to the Canon Support Page and enter "CanoScan LiDE 20". Check OS Compatibility : For further assistance, you can: flatbed scanners