NOTE: On some models, Wireless and Ethernet adapters can be disabled in the BIOS. If issue still persists, perform a System Recovery to determine whether the wireless card has failed.If wireless adapter still does not show in Device Manager, use System Restore to restore to an earlier date when wireless adapter was working.Check Device Manager again for wireless adapter.If no wireless network adapter shows in Device Manager, reset BIOS defaults and reboot into Windows.In the Device Manager window, click the arrow next to Network adapters.Under Devices and Printers, click Device Manager.In the Control Panel window, click Hardware and Sound.Check Device Manager for the wireless network adapter.Make sure the physical wireless switch is on.NOTE: It is important to check BIOS to make sure the Wireless card (and/or Ethernet card) has not been disabled there before performing an FFR or scheduling the computer for service.įollow the below steps to correct the issue: