Download attachment "Mustek 1200 UB Plus Driver.zip" > extract it to "Mustek 1200 UB Plus Driver" at desktop ^
click "Start" > type "Device Manager" > click "Enter" > from the menu bar choose "Action" and click "Scan for hardware changes" > right click "Unknown device" > click "Update Driver Software" > choose "Browse my computer for driver software" > browse to "Mustek 1200 UB Plus Driver" on desktop > click "Next"