Most UCOM 208-2 adapters are built around chipset technology from manufacturers like Prolific (PL2303) . The driver package typically includes: The .SYS file:
Ensure the UCOM 208-2 is properly connected to a working USB port. Check by typing joy.cpl in the Start menu. If the controller is listed, Windows has recognized it. If not, reconnect the USB cable or try a different port. ucom 208-2 driver