If your computer comes with a built-in WiFi adapter but you need to use a new external WiFi adapter, you have to disable your built-in WiFi adapter first to prevent conflicts on your network connection. This article will show you how to disable the WiFi adapter on your Windows® computer.
1. Right-click the Windows icon then select Device Manager.
2. Click on Network adapters.
3. Right-click on the model number of your built-in WiFi adapter. Then click Disable device.
Your WiFi adapter should now be disabled.