Windows 8 - Error code: 0xC004C020

Step 1: After installing Windows 8, press open Run box (Windows+R), type in regedit and press enter.

Step 2: Windows will ask for admin privileges to run the tool and open Windows Registry Editor once you confirm. In the Registry Editor navigate to

HKEY_LOCAL_MACHINE/Software/Microsoft/Windows/CurrentVersion/Setup/OOBE/

and look for the key MediaBootInstall.

Step 3: Double click on MediaBootInstall and change the value from 1 to 0. If you don’t see the key, create a new 32-bit DWord and provide the values

Step 4: Having done that, exit the Registry Editor and run the command prompt as an administrator using Windows 8 Start Screen. Search for CMD, right-click on the tile and select the option, Run as administrator.

Step 5: .....................

If you need more assistance, kindly contact Microsoft Certified Technicians @ 
www.windowssupport247.com