Question 1: I made a video on Windows Movie Maker and it's saved as a .mswmm file. How can upload the file to Facebook?
Question 2: I’ve saved the video as .avi, but facebook says "it's too big" so how can I shrink the file to make it small enough to fit on facebook?-From Yahoo!Answers
What’s MSWMM file?
MSWMM files is a project file of Windows Movie Maker. You can save your project as the format for later access or modifications by clicking “Save Project (As)”. In short, it is not an actual video file. So you can’t upload the file to Facebook
How to upload Windows Movie Maker videos to Facebook
Facebook accept the uploading file formats: Mobile Video (*.3g2, *.3gp, *.3gpp), Windows Media Video (*.asf), AVI Video (*.avi), Flash Video (*.flv), MPEG Video (*.mpeg, *.mpe. *.mpg), MPEG-4 Video (*.m4v, *.mp4, *.mpeg4), Matroska Format (*.mkv),QuickTime
Movie (*.mov, *.qt), Nullsoft Video (*.nsv), Ogg Format (*.ogm), DVD Video (*.vob), Windows Media Video (*.wmv)
The uploading file size is no more than 1GB and the video length is limited to 20 mins.