To help you find the exact file you need, could you tell me: What is the of your router?

If your cannot see any Wi-Fi networks, you need the Wireless Adapter Driver .

You can find this in Windows by right-clicking the > Device Manager > Network Adapters .

Open a browser and type your router's IP (usually 192.168.1.1 or 192.168.0.1 ). Log in with your admin password. Go to > System Tools > Firmware Upgrade . Click Check for Updates . If one is found, click Update . Option B: The Manual Download (Official Sources)

Are you trying to fix a (like slow internet or dropping connection)?