Please pick a more appropriate forum for your thread next time. Finding a cable for your scanner really isn't an appropriate topic for the Community Announcements forum.
Did you load the drivers and validate that they created a COM port for you? There's very specific information about the problems with Win8 right on the Scanner Master site - assuming here that this is the cable you bought...
Unfortunately Win8 makes it a royal pain in the butt with drivers for USB cables. As I just lost my desktop and likely to have to go through this same pain, I'm not looking forward to this...HTH...Mike
Unfortunately Win8 makes it a royal pain in the butt with drivers for USB cables. As I just lost my desktop and likely to have to go through this same pain, I'm not looking forward to this...HTH...Mike