If you experience this while using a new operating system such as Windows 8.1 or 10, try considering applying the latest drivers and bios update Do not attempt to do bios updates if you are not familiar with it).
Scroll and locate the Wireless Adapter option and expand it.Click on the link 'Change advanced power settings'.Click the desired power scheme to modify it.Go to the Control Panel and Power Options.to Enable WiFi Access point in windows 8 from Command Prompt on your laptop. If you do not see the power management options, you have to check the power options and the selected power schemes. The Connection between Internet and Windows 8 computer is a great issue. Deselect 'Allow computer to turn off this device to save power'.If available, click the Power Management tab.In the devices list, locate the wifi adapter.if the system is running a Windows 7 instance), press the start menu and type devmgmt.msc and press enter. When you have not done so, please perform the steps on the Resolving Wireless Connection Issues tab first. Right click the Windows start menu area if it is Windows 8+.