At this point there are no drivers available for Win 8.1 when using Intel HD Graphics 3000/2000. We are planning to release a driver for this Operating System but there is no ETA for this. In the meantime I recommend you testing a win 8 driver in 8.1 or testing a different operating system such as win 7 or win 8.
In any case, you can download the driver at the following link:
Oba, I am glad to hear the issue was fixed with the new driver.
ETA means Estimated Time of Arrival. But I have good news; we have released a new driver for your controller. Please try it and let me know. The driver can be downloaded at the following link: