Want to know how to play a video file type you've not seen before on your Mac? You've come to the right place.

With Mavericks Apple changed QuickTime so that it no longer supports some third-party video plugins. However, as Chris Breen explains, there are still ways to play your old QuickTime-unfriendly ...

But why won't QuickTime Player play them? I even have the old QT Player 7, and it won't play them either. I have to use VLC on my Mac. If I run this video through: ...