Install Windows 7 32-bit on a separate partition. The original Umax drivers for Vista/XP will install and run.
: Plug your Umax Astra 5800 into a USB port (prefer a USB 2.0 port over a blue USB 3.0 port, as older hardware sometimes struggles with USB 3.0 controllers). Umax Astra 5800 Scanner Driver For Windows 7 64 Bit -UPD-
The official Umax website has not been updated for years, and official Windows 7 64-bit drivers do not exist. Install Windows 7 32-bit on a separate partition
Even with the updated driver, you may hit snags. Here’s your fix list: Umax Astra 5800 Scanner Driver For Windows 7 64 Bit -UPD-
You can download the Umax Astra 5800 scanner driver for Windows 7 64-bit from the following link:
Download the official zip file from a trusted driver archive.