: Right-click the Start button and select Device Manager . Expand Network adapters . Look for Your Card : You will likely see names like Realtek PCIe GbE Family Controller Go to product viewer dialog for this item. , Intel Ethernet Connection , or "Unknown Device".
: If your PC can't get online at all, use another device to download the driver onto a USB flash drive , then transfer it to your computer. Step 3: Installation Process Ethernet Driver Download
Fix Ethernet connection problems in Windows - Microsoft Support : Right-click the Start button and select Device Manager
: Look for a file named setup.exe or install.exe . Right-click it and choose Run as administrator . , Intel Ethernet Connection , or "Unknown Device"
: Complete the installation wizard and restart your computer once finished to apply the changes. Pro Tips for a Better Connection
Before downloading anything, you need to know exactly which Ethernet adapter you have.
: If you have a pre-built PC or a laptop, go to the support page for Dell , HP , or Lenovo and enter your serial number or model.