File Extension Library


.MJ4 File Extension

  • Category: Various data Files

What is an .MJ4 file?

.MJ4 file extension has been classified as Various data Files.

.MJ4 is Objectif Lune Sugopita file

The MJ4 file extension is associated with the Sugopita, an application developed by the Objectif Lune KK.

Sugopita was developed in Japan and all information about it are in Japanese.


How to open:

Due the variability and uncertainty of this file type group, there is no general information available, about how to open this various data file format. However most files with extension from this group are usually not meant to be opened or viewed directly. If there are associated applications or programs listed below the extension description, you can always try to check their website for additional informations on their forums or other type of customer support.For general information try to look at:Identifying unknown file formats

How to convert:

Due the variability and uncertainty of this file type group, there is no general information available, about how to convert this various data file format. However most files with extension from this group are usually not in formats, which can be converted. If there are associated applications or programs listed below the extension description, you can always try to check their website for additional informations on their forums or other type of customer support.

How to Open .MJ4 file on different platforms

Open .MJ4 File on Windows

  • Right-click a .MJ4
  • Left-click "Open With" > "Choose another app"
  • Select the program that opens .MJ4 file and Select check box "Always use this app to open .MJ4 files" Press "Ok"

Open .MJ4 File on Mac

  • Right-click (or Ctrl + Left-click) the .MJ4 file
  • Click "Open With" > "Other.."
  • Then choose another program from the app list and press "Open"
  • Select check box "Turn on" for "Always open in app"

Open .MJ4 File on Linux

Right click on the .MJ4 file, choose "Open with" and select a program from the list above

Open .MJ4 File on iPhone

Select a file. If you don't see an application to open the .MJ4 file, tap "Share" and choose the right app.
Method 2
Save the file. Then open the app «Files». Touch and hold the file, then release your finger. You will see a black menu bar. After that tap "Share" and select an application.

Open .MJ4 File on Android

Tap the Settings icon on an Android smartphone, then select «Applications». Click the Settings icon in the upper right corner of the screen, to change the default apps.
If you want to open, edit, save or even convert .MJ4 files on Android, then your best bet is to download one of the dedicated apps available on Google Play.

How to fix problems with .MJ4 files

  1. You need to update the application that you normally use to open .MJ4 files. Only the latest version of the software supports the current .MJ4 file format
  2. You need to check the .MJ4 file for viruses. To do this, you need to scan it with a popular antivirus (Norton, Nod32, Kaspersky, Dr.Web, etc.)