If you prefer not to use paid software, you can try forcing Windows to recognize the scanner as a generic imaging device . Connect the scanner and open .
While UMAX does not offer a specific "Windows 7 64-bit" driver for the USC 5800, the is the closest functional relative. Umax Usc 5800 Scanner Driver For Windows 7 64 Bit
: It specifically lists compatibility for the Astra 5800 and works seamlessly on 64-bit versions of Windows 7, 8, 10, and 11. If you prefer not to use paid software,