Windows 11 blocks unsigned drivers by default. To bypass:
After downloading CH9200EVT.ZIP , extract it. You will find: ch9200 usb ethernet adapter driver for windows 11 link
Reboot your computer to ensure the network settings are fully applied. 💡 Troubleshooting Tips Download and install CH9100 CH9200 USB Ethernet Adapter Windows 11 blocks unsigned drivers by default
But if you already own a CH9200 adapter, the driver link and guide above will save it from the recycling bin. ch9200 usb ethernet adapter driver for windows 11 link
To ensure stability and security, it is best to download drivers from the original manufacturer or reputable databases that offer verified Windows 11 compatibility: