Hi,
The Windows Wireless LAN 802.11 Extensibility Framework provides an interface to Windows wireless security and connectivity features for the drivers of wireless network adapters.
Let’s try these methods and check if it fixes the issue.
Method 1: Run System Maintenance troubleshooter and check.
a) Press Windows and X key together and select Control Panel.
b) Click on Troubleshooting.
c) Click on View all option on the left side of the Windows.
d) Click on System Maintenance option.
e) Click on Next and follow the onscreen instructions to troubleshoot the issue.
Method 2: C heck the functionality in safe mode with networking.
Step 1: Start your computer in safe mode with networking and check the CPU usage.
Refer this link to start the computer in safe mode.
http://windows.microsoft.com/en-IN/windows-8/windows-startup-settings-including-safe-mode
If it works fine in safe mode with networking, let’s place the computer in a clean boot state.
Step 2: Perform clean boot.
Clean boot will help us identify if any third party applications or startup items are causing the issue.
To do this, follow steps from this link:
http://support.microsoft.com/kb/929135
**Note:**After checking the functionality in clean boot, follow the suggestions under “How to reset the computer to start as usual after troubleshooting with clean boot”.
Keep us updated with the status of the issue to assist you further.