If you have the driver installed but the adapter still fails, consider the following:
Click and check the box for Delete the driver software for this device . Unplug the adapter. Restart your computer. usb vid-0fe6 amp-pid-9900
If you download the raw driver files (commonly packaged as a .zip or .rar archive containing files like SR9900.inf and SR9900.sys ), use these steps: If you have the driver installed but the
. This cost-effective chip links modern computers lacking built-in RJ45 ports to wired networks. When operating systems fail to install the correct driver automatically, this hardware ID surfaces in the Device Manager alongside a yellow warning icon. usb vid-0fe6 amp-pid-9900