Roland UM-4 Owner's Manual page 40

Appendices
4
From the list, select Roland UM-4 USB Driver and click [Remove].
fig.21-013.e
5
Make sure that Roland UM-4 USB Driver does not appear in the [Sound, video, and game
controllers] list, and click [Close].
6
Use the Windows Explorer etc. to remove the following files.
\Windows\Inf\Other\Rolandrdif0004.inf
\Windows\rdin0004.ini
* With the default settings of Windows, Inf files will not be displayed. In order to remove this
file, refer to the owner's manual for your computer or for Windows, and change the setting
so that all files are displayed.
40