If your adapter drops connections or shows limited connectivity, apply these fixes: Disable Power Management Windows might turn off the adapter to save power. Open and expand Network adapters . Right-click your USB LAN adapter and choose Properties . Open the Power Management tab.
Windows 7 64-bit requires all drivers to be digitally signed by Microsoft. If your driver is unsigned, you will see a Code 52 error. Usb Lan Win7 64 Bit Driver Ky Rs9600