So that is three people who have completed step 2 in this guide and wound up being forced to do a Windows reset to get their pc working again. It might be that deleting that key on certain Window...

"Navigate to the key below in the left pane of Registry Editor. (see screenshot below)
HKEY_CURRENT_USER\Software\Classes\CLSID\{679f85cb-0220-4080-b29b-5540cc05aab6}\DefaultIcon"

Hi there.

I...