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. We'll show you how to play everything from AVCHD and DAT to GIF and OGG on your Mac.

Luckily there are a couple of tools that will let you work with winmail.dat files on your Mac with relative ease.

What is the deal with those winmail. dat files? I get them in my email all the time, and nothing seems to be able to open them.

If you're having trouble opening a DAT file, I'll show you a simple and free way to do it. This method works on both Mac and PC. Just open your browser and go to winmaildat.com. It's a ...

Many times when receiving mail attachments with the new Exchange-enabled Microsoft Entourage v.X from Windows users, you will get a winmail.dat file that is inaccessible under Mac OS X. Alan Sill ...