File with mgv file extension can be found as special H.264 videos for Sony Playstation Portable.
There is one other file type using
the MGV file extension!
.mgv - Yamaha MegaVoice audio data
MGV file extension - Sony PSP video data
What is mgv file? How to open mgv files?
File type specification:
The mgv file extension is used for video files, which can play played on Sony PlayStation Portable gaming console.
The mgv files are encoded in H.264/MPEG-4 AVC (resolution 480×270) codec.
This mgv file type entry was marked as obsolete and no longer supported file format.
This type of file is no longer actively used and is most likely obsolete. This is typically the case for system files in old operating systems, file types from long discontinued software, or previous versions of certain file types (like documents, projects etc.) that were replaced in higher versions of their original programs.