Velleman MK193 INSTALLING THE DRIVER - Manual (Page 3)

The following should appear, choose Browse my computer for driver software.
Browse for the following path on a 32‐bit version of Windows:
C:\Program Files\Velleman\CubeAnimator\Driver\MK193.
Browse for the following pad on a 64‐bit version of Windows:
C:\Program Files (x86)\Velleman\CubeAnimator\Driver\MK193
Click OK, when the following window appears click Install this driver software anyway.