What is a .MSIX File And How To Open It – Microsoft (Easy Steps)

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Have you came across a file with the .msix extension and you don’t know what it is? It is important to know how to open this file – in order to be able to work with it. That’s why you are here! We have made this guide for you to learn more about the .msix file extension and how to open it.

What is a .MSIX file?

The file extension .MSIX is from MSIX Installer Package.It was developed by Microsoft. This development related file is in zip format.

What to know

There is currently 1 software that can open the .msix file on 1 platform.

How to open a .MSIX file?

Below we have written a comprehensive guide on how to open the .MSIX file on various operating systems.

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

Below you can see a visual guide on how to open the .msix file on Windows in 4 easy steps.

1. The first step is to download the Microsoft App Installer software. This software will be used for opening the file. Other software that can be used in opening this file is: Microsoft App Installer.

Step 2

Step 2: Locating your .MSIX 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, after locating your file, right click on it and click “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 Microsoft App Installer software that you have downloaded. Click on the software and click “OK”. That’s all, now you have opened your file on Windows.

Still cannot open the .MSIX file?

If you cannot open the .MSIX file, it is entirely possible that you are trying to open the wrong file. The .MSIX file extension is similar to other file extensions such as: .msixbundle – Microsoft, .msixupload – Microsoft, .msk – Corel, .mskn – Ventis Media, .msl – Microsoft. 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 .MSIX file with the Microsoft App Installer program on Windows.