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MJ4 file extension

The table below provides useful information about the .mj4 file extension. It answers questions such as:

  • What is the .mj4 file?
  • What program do I need to open a .mj4 file?
  • How can the .mj4 file be opened, edited or printed?
  • How can I convert .mj4 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

✅ Objectif Lune Sugopita Data

MJX file is an Objectif Lune Sugopita Data.
MJX format description not yet available
Category: Data files
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
MJX aliases:
MJX related links:
MJX related extensions:

Other types of files may also use the .mj4 file extension.

🚫 The .mj4 file extension is often given incorrectly!

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

j4, m4, mj, mjt, mk4, mm4, mn4

Is it possible that the filename extension is misspelled?

We found the following similar file extensions in our database:

Mortgage Minder 4.0 Mortgage Configuration
jBASE J4 Data
M4 Macro File
Microsoft Money 95 Data
MovieJack DVD Ripper File
Palladio ModelJoin Query File
Macro Scheduler Compiled Macro
Schiller Medilog ECG Raw Data File

🔴 Can't open a .mj4 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 .mj4 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 .mj4 file extension, write to us!

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