Plug in the adapter and open (right-click the Start button).
Right-click it, select , and choose Search automatically for drivers .
Navigate to the extracted folder and select the .inf file compatible with Windows 10/11 (64-bit). Troubleshooting Common Issues jp1081b usb lan driver windows 11
Download the driver package from a reputable source like DriverIdentifier or Driver Scape . Extract the ZIP file.
If your Windows 11 PC doesn't automatically recognize the adapter, you can manually install the drivers using these methods: Plug in the adapter and open (right-click the Start button)
If the adapter still doesn't work after installation, try these fixes:
Locate the device (it may appear as "RD9700" or an "Unknown Device" with a yellow warning triangle). In , right-click the adapter > Update driver
In , right-click the adapter > Update driver > Browse my computer for drivers .
If that fails, check the Microsoft Update Catalog for "Corechip" drivers, which are the primary manufacturers for this chipset.
The (often identified as the RD9700 or Corechip RD9700) is a budget-friendly USB 2.0 to Fast Ethernet converter. While these devices are usually plug-and-play, finding the correct Windows 11 driver can be challenging because many were originally designed for Windows XP or 7. How to Install JP1081B Driver on Windows 11