💡 If you are using this for a laptop without an Ethernet port, consider upgrading to a USB 3.0 to Gigabit (10/100/1000) adapter in the future. Those use "Realtek" or "ASIX" chipsets, which are natively supported by Windows 11 without any manual downloads. If you're still having trouble, let me know: What error message do you see in Device Manager?
Because Windows 11 requires all drivers to be digitally signed by Microsoft, older RD9700 drivers might be blocked during installation, resulting in an "unsigned driver" error. If this happens, you must temporarily disable Driver Signature Enforcement:
Legacy USB chipsets often conflict with Windows 11 power management.
If you bought a branded adapter (e.g., "AmazonBasics USB 2.0 to Ethernet"), go directly to: 💡 If you are using this for a
Unlike Windows 7/8, Windows 10 and 11 do not include native inbox drivers for the RD9700. The operating system may recognize a new USB device but will fail to enable the Ethernet adapter without a manual driver installation.
Because this is a generic chip, drivers are usually found through third-party databases or older archives.
Download the driver package, which usually arrives as a .zip or .rar file. Because Windows 11 requires all drivers to be
If a vendor-provided installer fails, right-click the setup.exe file, select Properties > Compatibility > "Run this program in compatibility mode for" and choose Windows 7 or 8.
: To verify that the driver installation was successful, you can check the Device Manager. Press the Windows key + X and select Device Manager. Look for the Network Adapters section and expand it. Your RD9700 USB2.0 to Fast Ethernet Adapter should be listed here. If there is no error symbol next to it, the driver installation was successful.
If the standard installer fails, you can force Windows 11 to accept the driver manually: the adapter to your USB port. Right-click the Start button and select Device Manager . The operating system may recognize a new USB
If you still face connection issues after installing the driver:
Since there is no single "official" website for this generic chipset, you can find the necessary files on these reputable driver repositories: : Offers a direct ZIP download
