Getting the UMAX Astra 5800 scanner to work on Windows 10 is possible, even though UMAX has stopped releasing official updates
Select Generic Type: Choose Imaging devices from the list, select Microsoft as the manufacturer, and choose USB Scanner Device. umax 5800 scanner driver for windows 10 new
The last official drivers for the Umax Astra 5800 were designed for Windows 98, ME, 2000, and XP. Umax never released a signed driver package for Windows 7, 8, or 10. If you visit the official Umax support site, you will find no mention of Windows 10 for this model. Getting the UMAX Astra 5800 scanner to work
No UMAX Driver Needed: It communicates directly with the hardware, bypassing the need for a Windows 10-native UMAX driver. In Device Manager, right-click device → Update driver