Article ID: 820705 - View products that this article applies to.
When you try to play a movie in PowerPoint 2003, you receive the following error message however, the movie plays successfully:
The file you are attempting to play has an extension that does not match the file format. Playing the file may result in unexpected behavior.
When you try to play a movie in Microsoft PowerPoint Viewer, the movie does not play.
This problem may occur if the movie is a QuickTime movie file (for example, *.mov).
To work around this problem, convert the movie to a different format. For example, convert the movie to one of the following formats: