WindowsWhat is the 3MM file format?
A file with the .3MM extension is a file known as Microsoft 3D Movie Maker video. It belongs to the Video Files category. This format is associated with Microsoft.
The reliable way to open a .3MM file is with software that recognises this exact format, rather than guessing from the file name. If you are not sure what created a file, our file identifier can read its first bytes and name the real format, even when the file has been renamed.
This page lists 2 programs that open .3MM files. A fully verified, hand-written description of this format is being prepared; until then, the details on this page are drawn directly from our database.
Format details
in a nutshellPrograms that open 3MM files
Community Q&A
asked by usersNo questions yet - be the first to ask about 3MM files.
