: If you are using a Lenovo device, such as a ThinkPad or ThinkCentre, dedicated drivers are available on the Lenovo Support Portal Intel Desktop Boards
To get your LAN working on Windows 7, you should download the driver for the Network Controller/Chipset provided by your motherboard or laptop manufacturer. Microsoft Learn Recommended Download Sources Manufacturer Website (Best Option): realtek rtl8201cl lan driver download windows 7 top
Select "Update Driver Software" > "Browse my computer for driver software." : If you are using a Lenovo device,
the correct driver (32-bit vs 64-bit).