Locate the scanner (it will likely have a yellow exclamation mark under or Imaging Devices ). Right-click the scanner and select Update driver . Choose Browse my computer for drivers .

Q: Where can I find the correct driver for my UMAX USC 5800 scanner? A: You can find the correct driver on the manufacturer's website, Microsoft Update Catalog, or third-party driver websites.

Navigate to the Compatibility tab at the top of the window.

If you encounter issues during driver installation or experience problems with your scanner, try the following:

Download the original zip file from a trusted driver archive.

Ignore any digital signature warnings and proceed with the installation. Troubleshooting Tips for Windows 10

Connect the scanner to a USB port (preferably a USB 2.0 port, as older scanners sometimes struggle with USB 3.0).

If you are running the 32-bit version of Windows 10, you may be able to force the original Umax Vista drivers to work.