Not sure what happened but transferring a PPT file to a newly formatted disk would not open on a Windows 10 computer with a message about possible virus or antivirus application but it passed antivirus with no warnings. Did not happen when I used the one from Paragon
A free newcomer in the NTFS mac drivers? Good news, but as you can see in the github repository there were frequent updates in the last months. I'll wait a bit before trying it. ;-)