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MSM File

What are MSM files and how to open them

Are you having problems opening a MSM file or are you simply curious about its contents? We're here to explain the properties of these files and provide you with software that can open or handle your MSM files.

What is a MSM file?

MSM files have multiple uses, and Windows Installer Merge Module is one of them. Read more about the other uses further down the page.

Windows Installer Merge Module

Files containing the .msm extension are most commonly used by Windows Installers. The MSM files contain merge modules that provide a standard method for developers to deliver and share Windows Installer components.

How to open MSM files

We have identified one MSM opener that is compatible with this specific type of MSM file.

Programs that open Windows Installer Merge Module files

Last updated: December 22, 2023

All known file formats using extension .MSM

While Windows Installer Merge Module is a popular type of MSM-file, we know of 2 different uses of the .MSM file extension. Different software may use files with the same extension for different types of data.

MegaStation MIDI Module

We know that one MSM format is MegaStation MIDI Module. We have not yet analyzed in detail what these files contain and what they are used for. We're working on it.

While we have not verified the apps ourselves yet, our users have suggested two different MSM openers which you will find listed below.

Various apps that use files with this extension

These apps are known to open certain types of MSM files. Remember, different programs may use MSM files for different purposes, so you may need to try out a few of them to be able to open your specific file.

MultisimMultisimUser submitted
The Card MasterThe Card MasterUser submitted

Help us help others

File.org helps thousands of users every day, and we would love to hear from you if you have additional information about MSM file formats, example files, or compatible programs. Please use the links below or email us at submit@file.org to discuss further.