: If the device is not recognized, try a different USB port. For best results, use a USB 3.0 port if available on your laptop, even though the adapter is USB 2.0.

Microsoft tightened driver signing and security policies starting with Windows 10 1709 and cemented them in Windows 11. The QTS1081B’s native drivers often lack:

Because the i--- driver is likely unsigned, you must boot into a special mode.