: If you download a .zip file, extract it to a dedicated folder on your desktop.
Users should be aware that many RD9700 adapters, while advertised as USB 2.0 (up to 480 Mbps), often operate at USB 1.1 speeds
: Provides a wizard-based setup file and automated update utility.
If you are unable to find the correct drivers for the RD9700 USB2.0 to Fast Ethernet adapter or if the installation process is too complicated, there are alternative solutions:
| Issue | Cause | Solution | |-------|-------|----------| | Code 52 (Unsigned driver) | Secure Boot + missing signature | Use driver from Realtek site (signed). Or temporarily disable Secure Boot in UEFI. | | Code 10 (Device cannot start) | Incompatible driver version | Uninstall driver → Delete device → Scan for hardware changes → Reinstall 3.0.0.0+ driver. | | No media / Cable unplugged | Power management | Device Manager → Properties of RD9700 → Power Management → Uncheck “Allow computer to turn off this device” . | | Driver installs but no traffic | Windows 11 network stack reset | Run: netsh int ip reset and netsh winsock reset (admin). Reboot. |
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
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