This self-extracting file contains the Epson Perfection 1200S TWAIN Driver v5.53A. Important: The scanner must be disconnected from computer while installing this driver.NOTE: Windows XP Users: You will get a Hardware Installation dialog box when you install the scanner. Click Continue Anyway to complete installation. Windows 2000 Users: You will get the Digital Signature Not Found dialog box during installation. Click Yes to continue installation. Please do not forget to check with our site as often as possible in order to stay updated on the latest drivers, software and games. Note: Try to set a system restore point before installing a device driver. It will help you restore system if installed driver not complete.