Introduction
In the list, try selecting "Microsoft" and then "USB scanner device" . Acknowledge any warnings and proceed . Method 3: Compatibility Mode for Old Drivers Umax Usc 5800 Scanner Driver For Windows 7 64 Bit
How to use VueScan with your USC 5800:
Since Umax never released official 64-bit drivers, the only reliable way to use the USC 5800 on Windows 7 64-bit is via universal scanning software that bypasses the manufacturer’s driver layer. Two programs dominate this space: VueScan and SilverFast. Introduction In the list, try selecting "Microsoft" and