It may be this. I assist remotely and thus far we've found Windows VLC after ripping a DVD and stripping copy protection to be the most reliable method. It just

It may be this. I assist remotely and thus far we've found Windows VLC after ripping a DVD and stripping copy protection to be the most reliable method. It just works almost every time (though even then she'll find some Windows computers at the uni don't work which the IT guy there suspects is to do with lower privileges and a clash with some group policy - but he doesn't know which ones). Helping non-technical people get things done isn't just a case of figuring what works today, it's also what is most consistent and will continue to work. She very much gets used to one way of doing thing and disrupting that really interferes with her just getting work done.