Open M4V files

  • Full name
    MPEG-4 Video File Format
  • Developer
  • Popularity
Have you encountered a problem with a M4V file? Don’t you know which program opens a file with this extension? You will find all the information you need about working with a M4V file here. In the further part of this page we have added a list of programs that should open your M4V file. It is enough you choose a proper application for your operating system, download and install it.

What is M4V file?

The extension M4V denotes MP4 files containing only video streams.

More info

The MPEG-4 Part 14 or MP4 format, which is marked by the extension mp4 as avi and mov a container format. It is based on Apple Quicktime.

The video streams may be encoded in various compression methods.

Supported MPEG 1, 2 and 4. MPEG 4 contains such codecs as Xvid, Divx and H264 and is mostly used.

mp4 files can also contain additional metadata.

The contents of the file may also be protected by DRM (Digital Rights Management). Then you need a corresponding, possibly paid license to view the content.

For mp4 files that contain only one type of data, other endings are also in use. M4a for audio, m4b for audiobooks.

Programs which can open a M4V file

How to open file with M4V extension?

In order to open a file with M4V extension one of the following programs must be installed on user’s system. If a problem with opening M4V file occurred, it is highly possible that none of the listed programs is present on user’s system. Even if one or more said programs are installed, there may be issues related with given programs. In order to solve a problem with M4V files, follow the instructions below.
Install iTunes or other program from the list

Most often resolving problems with opening M4V files is very simple. Just install an appropriate program that supports such files. All of the listed programs support M4V files, but may vary in offered function and purpose. Some programs may be capable only of viewing contents of M4V files or offer file conversion options, but may not be capable of editing such files.

Set iTunes as the default program for opening M4V files

It is possible that although a compatible program has been installed on user’s system, it is not used by the system to open it. This may happen because no default application was associated with this type of files. To associate M4V files with given application, select "Open with" from drop-down menu (accessed by right-clicking on the file). Then select from the list the program or application you want to be used to open this type of file. If the iTunes applications is not on the list, select "Browse" option in order to manually locate the directory where iTunes has been installed.


Check the section that lists most common problems with M4V files

Sometimes problems with opening M4V files may not lie with the application itself, but can arise due to other causes, such as:

  • File data is corrupted
  • M4V files has been not been completely download from the internet (only a part of the data has been downloaded)
  • Currently used user account hasn’t been granted necessary privileges to open M4V files (should that be the case, please contact your system administrator or IT specialist)
  • M4V file was being copied from a corrupted storage device and is incomplete or data is corrupted. (Copying files from unknown or untrusted sources should be conducted with great care as such files may contain malicious software, which can damage your system)