(often associated with ) is a generic USB 2.0 to 10/100Mbps Ethernet adapter chipset. Reviewing its performance and driver support for Windows 11 reveals a device that is inexpensive but often requires manual intervention to work correctly. Microsoft Learn Performance Review It is limited to Fast Ethernet (100Mbps)

Here is how to get your RS1081B adapter running on the latest Windows 11 update.

Find the problematic adapter under or Other devices . Right-click it and choose Update driver .

In , right-click the device and select Update driver . Select Browse my computer for driver software .

Only needed for unsigned community drivers.

Navigate to the extracted folder and ensure "Include subfolders" is checked. Click to finalize the installation. 3. Using Compatibility Mode