Filename Extensions
If you are seeking information about file extensions, then you are in the right place at right time.

Details of extension .m4v

1 extension(s) and 0 alias(es) in our database

Below, you can find answers to the following questions:

  • What is the .m4v file?
  • Which program can create the .m4v file?
  • Where can you find a description of the .m4v format?
  • What can convert .m4v files to a different format?
  • Which MIME-type is associated with the .m4v extension?
iTunes M4V Video .m4v file icon

iTunes M4V Video

M4V file is an iTunes M4V Video. The M4V file format is a video container format developed by Apple, M4V files may optionally be protected by DRM copy protection.
Category: Video files
Application: QuickTime Player
Program name: QuickTimePlayer.exe
Mime-type: video/x-m4v
Magic bytes (HEX): -
Magic string (ASCII): -
Related extensions:
Microsoft Video for Windows Movie
Autodesk Animator FLIC File
QuickTime Movie
Mpeg Video
Multimedia Viewer Book
RealMedia File
Mpeg-4 Video Container
Advanced Systems Format Media
Digital Video

Other types of files may also use the .m4v file extension. If you have helpful information about .m4v extension, write to us!

Is it possible that the filename extension is misspelled?

We found the following similar extensions in our database:

M4 Macro File
Mpeg-4 Audio Book
IBM Voice Type Languages Newuser Data
Sage MAS 90 Data File
Sony Network Camera MPEG-4 Video
TIGR MultiExperiment Viewer Format Data
Marvin Document Format File
AMV Encoded Video
Miva Script Source Code

The .m4v filename extension is often given incorrectly!

According to the searches on our site, these misspellings were the most common in the past year:

mrv (1), m4f (1), m4b (1), h4v (1), mv4 (1), mtv (1), mev (1), m4d (1), m4 (1), mv (1)

Can't open a .m4v file?

If you want to open a .m4v file on your computer, you just need to have the appropriate program installed. If the .m4v association isn't set correctly, you may receive the following error message:

Windows can't open this file:

File: example.m4v

To open this file, Windows needs to know what program you want to use to open it. Windows can go online to look it up automatically, or you can manually select from a list of programs that are installed on your computer.

To change file associations:

  • Right-click a file with the extension whose association you want to change, and then click Open With.
  • In the Open With dialog box, click the program whith which you want the file to open, or click Browse to locate the program that you want.
  • Select the Always use the selected program to open this kind of file check box.

Supported operating systems

Windows Server 2003/2008/2012/2016, Windows 7, Windows 8, Windows 10, Linux, FreeBSD, NetBSD, OpenBSD, Mac OS X, iOS, Android