The RD9700 USB 2.0 to Fast Ethernet adapter is a compact, budget-friendly device designed to provide wired network connectivity to laptops and desktops that lack a built-in Ethernet port or whose Ethernet interface is unavailable. Often used with ultrabooks, thin clients, and some tablets, these adapters rely on a small chipset and driver package to translate USB traffic into standard 10/100 Mbps Ethernet frames. Ensuring the correct drivers are installed is critical for reliable operation, performance, and compatibility—especially on modern operating systems such as Windows 11.
, which is frequently cited as working for Windows 11 64-bit. : Community-hosted RD9700 drivers Essay: RD9700 USB 2
Warning: Do not download from generic “driver update” websites (DriverGuide, DriverEasy, etc.), which often bundle adware or outdated unsigned drivers. Only use the following sources: Title: Installing RD9700 USB 2
Locate Adapter: Look under "Network adapters" or "Other devices." It may have a yellow warning triangle. Update Driver: Right-click the device and choose Update driver. Select Browse my computer for drivers. to use the adapter