READ THIS: IF YOU DONT KNOW IF YOU HAVE BUILT IN WIFI THEN FOLLOW THESE STEPS AND YOU WILL KNOW. 1. Go into the control panel and click Network Connections 2. If you have a connection there named Wireless networkconnection or something like that then just right click and click enable or something like that, and then your wifi is turned on If you have done this, and still dont know if you have built in wifi, then post a comment WITH YOUR COMPUTER NAME AND BRAND and i will check if you have wifi and then i reply on your comment.
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How to turn your computer into a Wireless Network NO ROUTER NEEDED