Windows 7 can play most media files today, out-of-the-box. However, you may find that it may still unable to play some multimedia files. To address this problem, you can download a codec pack for ...

I screwed up and lost everything on my HD. I have backups of most things but I can't find an ac3 codec so my MPEG4/ac3 avi files have no sound.<P>Does anyone know where I can download one from, for ...

If you receive an error message – Windows Media Player encountered a problem while playing the file, when you try to play AVI, WAV, MOV, etc., you need to install ...