Hi. Thanks for the assist.
Tried this, but still getting the error.
There's a file called UNATTEND.DLL in the Sources folder. Is this the same file that I must rename? Can't locate a text file...

Hi all.
Was running Win 7 Home Basic; upgraded using to Win 10 but performance was poor.
So, attempted to use the Settings tool to "Reset" without keeping my files. The reset got stuck at 66%...