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MJP2 file extension

The table below provides useful information about the .mjp2 file extension. It answers questions such as:

  • What is the .mjp2 file?
  • What program do I need to open a .mjp2 file?
  • How can the .mjp2 file be opened, edited or printed?
  • How can I convert .mjp2 files to another format?

Table of Contents

We hope you find this page helpful and a valuable resource!

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

✅ Motion JPEG 2000 Video

MJ2 file is a Motion JPEG 2000 Video. JPEG 2000 is a wavelet-based image compression standard. It was created by the Joint Photographic Experts Group (JPEG).
Category: Video files
Mime-type: video/mj2
Magic number: -
Magic string: -
Sample: -
MJ2 aliases:
MJ2 related links:
MJ2 related extensions:

JPEG 2000 Bitmap Image

JPEG 2000 Code-stream Data

Other types of files may also use the .mjp2 file extension.

🚫 The .mjp2 file extension is often given incorrectly!

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

jp2, mj2, mjp, mp2

Is it possible that the filename extension is misspelled?

We found the following similar file extensions in our database:

JPEG 2000 Bitmap Image
Motion JPEG 2000 Video
Mpeg-1 Audio Layer 2 File

🔴 Can't open a .mjp2 file?

When you double-click a file to open it, Windows examines the filename extension. If Windows recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When Windows does not recognize a filename extension, you receive the following message:

Windows cannot open this file:


To open this file, Windows needs to know what program you want to use to open it...

If you don't know how to set the .mjp2 file association, check the FAQ.

🔴 Can I change the extension of files?

Changing the filename extension of a file is not a good idea. When you change a file's extension, you change the way programs on your computer read the file. The problem is, changing the file extension does not change the file format.

If you have helpful information about the .mjp2 file extension, write to us!

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