

Therefore you will need to install them without driver signature enforcement. Given the drivers have now effectively been 'tampered' with, Windows won't automatically allow them to be executed as a security precaution.

Search the folder and sub-folders for an *.inf file.Extract the contents its own new folder (um3ex_w81d_v101, in this case).Download the Windows 8.1 drivers for your Edirol/Roland device (UM-3EX in my case) from the Edirol/Roland website.Remove the Edirol/Roland USB device from your PC, if connected.It's worth a try before you junk or ebay the unit which I was about to do. However there is a workaround that people have used with V-Drums and it worked for my UM-3EX too, although it takes a little editing and bypassing certification.

Attempting to install with compatibility settings, admin privileges, etc.
