What is a .MUN File And How To Open It – Microsoft (Visual Guide)

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Have you came across a file with the .mun extension and you don’t know what it is? It is possible that you know what the file does, but you are unsure on how to open it. That’s why you are here! We have made this guide for you to learn more about the .mun file extension and how to open it.

What is a .MUN file?

The file extension .MUN is from Windows System Resource Archive.This file extension belongs to the developer Microsoft. The file is a system related files.

What to know

There are currently 2 software that can open the .mun file on 1 platform.

How to open a .MUN file?

Below we will show you a step-by-step guide on how to open the .MUN file on various operating systems.

How to open a .MUN file on Windows (7, 8, 10)

We have written below an easy-to-understand guide on how to open the .mun file on Windows in 4 easy steps.

1. The first step is to download the 7-Zip software. This software will be used for opening the file. You can also use Nirsoft IconsExtract and 7-Zip software.

Step 2

Step 2: Locating your .MUN file

2. In the second step you need to locate the downloaded file. The file can be usually found in your /download/ folder if you don’t remember where you have downloaded it to.

Step 3

Step 3: Choose “Open with”

3. In the third step right click on your file and choose “Open with”.

Step 4

Step 4: Choose the software and click ok

4. In the fourth step, after clicking “Open with”, you should see the 7-Zip software that you have downloaded. Click on the software and click “OK”. Congratulations! You have opened your file on Windows.

Still cannot open the .MUN file?

If you are still unable to open the .MUN file, it might be because you are trying to open the wrong one. There are many similar file extensions that look like the .MUN file.mup – Lauriso Software, .mus – MakeMusic, .mus – Mojang, .mus – Electronic Arts, .mus – id Software. You might be trying to open one of them. Please recheck the file extension again.


In this article you have learned how to open the .MUN file with the 7-Zip, Nirsoft IconsExtract programs on Windows.