This method is unstable after Windows 10 major updates (e.g., 22H2). You may need to reinstall after each feature update.
Launch VueScan. The software will automatically detect the Astra 3600 hardware, load its internal driver, and let you begin scanning instantly.
If the manual driver installation fails to run the UMAX software, you can try using the standard Windows Image Acquisition (WIA) services.
