Do not use the automatic search; instead, click .

Because these drivers are older, Windows 11 might block them due to a lack of a modern digital signature. If your installation fails, follow these steps to temporarily disable enforcement:

Select the driver model from the list, click , and confirm any warning prompts to complete installation. Method 3: Running the Installer in Compatibility Mode

Connect it to a USB 2.0 or USB 3.0 port directly, avoiding unpowered USB hubs. To help you get the adapter working, tell me:

This is a USB selective suspend issue in Windows 11.

On most Windows 11 builds (22H2, 23H2, 24H2), you will find nothing. Proceed to manual methods.

Download the from a trusted driver repository or the manufacturer's website. Extract the compressed folder to your desktop. Right-click the Start menu and select Device Manager .

The is a USB 2.0 to Fast Ethernet adapter based on the Qiao Feng QF9700 chipset (a less common clone of the ADM851x or similar). It’s often found in generic, low-cost USB Ethernet dongles.

USB 2.0 ports often work better for this device than USB 3.0 or 3.1.

Select Scroll to Network adapters and click Next .

This means the driver crashed or the USB port cannot communicate with the chip.

If the driver package includes an executable setup file ( setup.exe ) rather than raw .inf files, you may need to bypass Windows 11 version checks.

You used a 32-bit driver on 64-bit Windows 11 (or vice versa).