I also tried with media creation tool and exactly the same thing happened with the same error code (80004005-20004), but it says "the installation failed in the SAFE_OS phase with an error during ...

Same Problem with me installation stops at 10%(Copying files 33%) but receives error 80004005-20004 after restoring back to previous version...

Anyone else getting this? everything prepares, get the dialog, restart, it shows 33% copying files for about 10 seconds, reboots to "Restoring your old versoin of Windows", then drops me back into...