If that fails? Let the dongle rest. It served its time.
If the device doesn't show up in Device Manager at all:
Uncheck the box that says . Click OK . Run the Network Adapter Troubleshooter Open Settings ( Win + I ). Go to System > Troubleshoot > Other troubleshooters . Locate Network Adapter and click Run .
Since Windows 11 does not always include this driver in its base repository, you can use the following methods to resolve a "USB device descriptor request failed" or "unknown device" error. Microsoft Learn Method 1: Microsoft Update Catalog (Recommended) Microsoft Update Catalog and search for "Corechip" Download the Corechip Semiconductor Inc. driver (typically a Extract the file to a new folder on your desktop. Device Manager i--- Driver Usb To Lan Qts1081b Windows 11
Possibly not. Microsoft is steadily tightening driver enforcement. If you are on 24H2 or the 2025 updates, you may need to permanently disable Secure Boot. For most users, the manual INF method in Part 4 still works as of late 2025.
Since the QTS1081B is an off-brand device, it usually lacks an official manufacturer website.
Installing i- Driver USB to LAN QTS1081B on Windows 11 If that fails
Because the i--- driver is likely unsigned, you must boot into a special mode.
If no driver is found, check > Advanced options > Optional updates , as hardware drivers are often tucked away there. QTS1081B adapter driver - Microsoft Q&A
Copy the value (it usually looks like USB\VID_0FE6&PID_9700 or similar). If the device doesn't show up in Device
In , right-click the adapter and select Update driver > Search automatically for drivers .
Alternatively, select as the manufacturer and choose USB Control-Chips Construction or Generic USB Ethernet Adapter .