File Extension MP4V

.MP4V File

File extension: MP4V
File type: Video File

Notes about the MP4V file extension:

To open this file type, a required software must be installed. Without it you only see a Windows message "The following file cannot be opened" (Windows 7) or "How do you want to open this file?" (Windows 10) if you double-click the file. There click on "More apps" and choose a suitable software to view such files on your PC or from email attachments.

The MP4V file type is primarily associated with 'MPEG-4'. You often see BIFS associated with MPEG-4. BIFS stands for "Binary Format for Scenes". BIFS provides a complete framework for the presentation engine of MPEG-4 terminals. Play MP4 files with various players; just download the correct CODEC from the player's Website. For a summary of how to view an MPEG-4 movie on a Sony PSP, see the FAQ.

Detailed information for file extension MP4V:

Primary association: MPEG-4
Identifying characters Hex: 00 00 00 , ASCII:
Related links: MPEG-4 Industry Forum, FILExt Video FAQ
File Identifier - TrID
'Identifying characters' used on are
provided by Marco Pontello from his TrID database

To change file associations press Windows Key + X and then Apps and Features > Default apps > Choose default apps by file type. Invalid file associations could be the result of underlying issues within your Windows PC.

Technical data

To view technical data on file-extension MP4V click this link to expand/hide the additional area.

System Info for File Extension .MP4V

The following listing is compiled from the database produced by the 'Associate This!' program, selected data from the main FILExt database and information FILExt collected directly from user systems.

ProgramID: mp4vfile
EXEFile: %ProgramFiles%\Media Player Classic\mplayerc.exe

ProgramID: WMP11.AssocFile.MP4
EXEFile: %ProgramFiles%\Windows Media Player\wmplayer.exe /prefetch:6 /Open

ProgramID: mplayerc.mp4v
EXEFile: %ProgramFiles%\K-Lite Codec Pack\Media Player Classic\mplayerc.exe

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