Fix upgrading to Windows 10 through Windows Update | Error code 80240020

Windows Update keeps failing to upgrade to Windows 10 ? Here's a quick fix. - Open "Regedit" - Locate the registry key : HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\WindowsUpdate\OSUpgrade - Create a new "DWORD (32-bit) Value" named : AllowOSUpgrade, and set its value to "1" - Reopen Windows Update and check again for updates. Music : "Mountain Sun" by audionautix.com (lots of nice sound, check it out !) Video : recorded with Open Broadcaster Software (obsproject.com)