.mp4 MPEG-4 video
Video
| MIME type | video/mp4 |
|---|---|
| Description | MPEG-4 video |
| Category | Video |
| Other extensions | .f4v, .lrv, .m4v |
Frequently asked questions
What is a .mp4 file?
A .mp4 file is a “MPEG-4 video” (MIME type video/mp4).
How do I open a .mp4 file?
With a media player such as VLC or mpv, which support nearly all video containers and codecs. To convert it, use ffmpeg or HandBrake.
How can you tell a genuine .mp4 file?
No fixed signature at the start of the file is registered for this format; it is recognised mainly by its extension. On Linux and macOS, file --mime-type example.mp4 shows the guessed type.
Which MIME type belongs to .mp4?
The MIME type is video/mp4. In the Apache web server: AddType video/mp4 .mp4; in nginx: types { video/mp4 mp4; }.