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“Troubleshoot problems with importing files into Windows Movie Maker” “Importing files into Windows Movie Maker: frequently asked questions” Windows Movie Maker can import most file types, but not all file types will work when you try to use If you want to import a file into Windows Movie Maker that has a different extension from the ones listed above, in the file type list, choose All Files. You can import files with the following file name extensions into Windows Movie Maker to use in your project: Some files also require you to install a codec before you can use the files in Windows Movie Maker.
It is also a video to FLV converter to convert AVI to FLV, MP4 to FLV, WMV to FLV video format. That Windows Movie Maker supports, and then import the resulting audio or video file into Windows Movie Maker. ImTOO FLV Converter is a professional FLV video converter software to convert FLV to AVI, MP4, DivX, etc.
However, if you have a video or audio file that is not supported, you may be able to use a non-Microsoft video editing program to convert the file into a format Some audio and video file formats are not supported in Windows Movie Maker and cannot be imported.