.MSWMM File Extension
File TypeWindows Movie Maker Project
This file is saved in a binary format, which requires a specific program to read its contents.
What is an MSWMM file?
Movie created with Windows Movie Maker; contains the movie timeline, transitions, and references to video clips, audio files, and still images used by the movie.
Windows Movie Maker allows the user to combine and edit content saved within an MSWMM file. Once the movie is finished, it can be exported in a standard video format or burned to a DVD.