The RD9700 USB 2.0 to Fast Ethernet adapter is a common, cost-effective solution for adding a wired 10/100 Mbps network connection to laptops or desktops lacking an Ethernet port. While many modern devices are plug-and-play, older hardware like the Corechip RD9700 may require manual driver installation on Windows 11. Driver Compatibility and Downloads
Installation steps A typical, minimal installation workflow on Windows 11 is:
Frequently Asked Questions
To download and install the RD9700 USB 2.0 to Fast Ethernet Adapter Go to product viewer dialog for this item.
Download the driver package (often labeled for Windows 7, 8, or 10, as these typically work for Windows 11). Device Manager , right-click the "RD9700" entry under Other Devices , and select Update Driver "Browse my computer for driver software" and point to the folder containing the Known Issues The RD9700 USB 2
Post:
| Problem | Solution |
|---------|----------|
| Driver not signing (Windows 11 blocks it) | Disable driver signature enforcement temporarily:
Shift + Restart → Troubleshoot → Advanced Options → Startup Settings → Restart → Press 7 (Disable driver signature enforcement) |
| Still unknown device | Unplug adapter → Uninstall unknown device in Device Manager → Reboot → Reinstall driver before plugging in |
| Works then disconnects | Try a different USB port (preferably USB 2.0, not USB 3.0) or use a powered USB hub |
| Code 10 / Code 31 error | Uninstall driver → Download fresh copy → Run cleanmgr → Delete temp files → Reinstall | Download the driver package (often labeled for Windows
Installing RD9700 USB2.0 to Fast Ethernet Adapter Drivers on Windows 11
How To Install Ethernet Drivers For Windows 11 & 10 - Full Guide The RD9700 USB 2