Please advise if the PCSGU250 driver software for Windows 8 is compatible with the latest MS Windows 8.1 operating system?
If not, is there a work-around available and when are the 8.1 compatible drivers to become available?
Yes, it is compatible with the Windows 8.1.
viewtopic.php?f=3&t=10201
viewtopic.php?f=10&t=10152
Please see this thread how to disable the driver signature enforcement in Windows 8.1:
viewtopic.php?f=3&t=8339