.mj2 file: how to open it on Windows
2 Windows apps register the .mj2 extension. Install one of them to open the file with a double-click.
About the format
- Format
- JPEG-2000 MJ2 video
- Abbreviation
- MJ2 · Motion JPEG-2000
- MIME type
- video/mj2
- PRONOM identifier
- fmt/337
Format data: freedesktop.org shared-mime-info and PRONOM (The National Archives, UK).
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Related guide: Change the default app for a file type in Windows