How to turn wireless on/off on Windows 7
This article introduces the method of turning the WiFi radio On/Off , follow the instructions provided to enable wireless card.
Note: There may be more than one wireless network adapter icon as showed in the image below. Select the one that is associated with your network card. (Example Broadcom, Intel etc.)
If there is no wireless adapters available please follow Unable to detect any wireless networks in range Window 7, 8 & 10