Model: Astra 3450/5450
Operating System: Windows XP (Note: might work with other versions of this os.)
This driver iincludes a XP patch using the Windows 2000 driver that must be installed after the normal driver is installed.
If you using Windows XP then install the driver vs375u.exe first, then install the vs375u_382upd.exe file to make this driver work in Windows XP.
After downloading, double click the file to start the extraction process. Accept the default unzip folder and click the UNZIP button. You will have 3 files when finished. Look at the readme/txt file first, then double-click the vs375u.exe file to install the Windows 2000 driver first. After it's finished then double-click the vs375u_382upd.exe file to install the XP patch. Reboot computer and your scanner should work in XP after completing the installation.
Also works for the Astra 5450 scanner.