Once you have finished editing a movie file in Windows Movie Maker and are satisfied with the results, you will want to convert the file to a format viewable on any media playback device. In the case of Windows Movie Maker, this means converting the Movie Maker data to the WMV format, or Windows Media Video. The Movie Maker program makes it pretty easy to accomplish this final step in the movie-making process. Writer Bio

How to Convert a Movie Maker File - 33