SiS drivers are no longer officially updated. Use the community-signed version:
: Try uninstalling your main GPU drivers (like Nvidia or AMD), installing the USB display driver first, and then reinstalling the GPU drivers. Antivirus False Positives hyc usb display driver windows 11
Here is the complete, step-by-step guide to fixing the driver issue on . SiS drivers are no longer officially updated
If the monitor is laggy on USB 3.0:
Always try the DisplayLink driver first for Windows 11. If your HYC monitor is detected as “DL-165” or “DL-195”, the official DisplayLink driver is superior. installing the USB display driver first