Windows 11 have a built-in driver for the RD9700 chipset. When you plug the adapter in, it may show as an "Unknown USB Device" or fail to work with a yellow exclamation mark in Device Manager. You must manually install the driver.
RD9700 USB 2.0 to Fast Ethernet Adapter Drivers Download Windows 11: A Complete Guide Windows 11 have a built-in driver for the RD9700 chipset
Access community-verified copies like the Keylem GitHub Repository or the Internet Archive RD9700 Page . RD9700 USB 2
Look under Network adapters or Other devices . Right-click the RD9700 entry and select Update driver . While the RD9700 USB 2
While the RD9700 USB 2.0 to Fast Ethernet adapter is an aging piece of hardware, it remains fully capable of delivering stable, wired internet to a Windows 11 device. By bypassing automated installers and manually assigning the x64 architecture driver through the Device Manager, you can safely skip buying a newer adapter and keep your existing hardware running flawlessly.
Step 4: Disabling Driver Signature Enforcement (If Required)