It's been there since Win8 or so, and defeated just as long ago:
https://danysys.com/set-file-type-association-default-applic...
http://kolbi.cz/blog/2017/10/25/setuserfta-userchoice-hash-d...
(Note the messages about "fixed false positive from Windows Defender"...)
It's been there since Win8 or so, and defeated just as long ago:
https://danysys.com/set-file-type-association-default-applic...
http://kolbi.cz/blog/2017/10/25/setuserfta-userchoice-hash-d...
(Note the messages about "fixed false positive from Windows Defender"...)