Home » Settings Files, M » MSM

Basic information about MSM file

When there is a problem with opening files with the file extension MSM（*.MSM or *.msm）, you do not need a computer expert. In most cases, using the helpful suggestions of experts contained in our website as well as appropriate programs, you can solve the problem with the MSM file yourself.

There are 2 file types using the MSM file extension in our database. In the further part of this page, you will find detail information about all the MSM file with their brief description and a list of programs that support MSM file sorted by operating systems. The table below provides useful information about the MSM file extension. It answers questions such as:
  • What is the MSM file?
  • How to open a MSM file?
  • What programs do I need to open a MSM file?
  • What programs help to create and edit a MSM file?
  • How to convert MSM files to another file format?
  • How to convert another files to MSM file format?


1.Detail information about MSM file extension: Windows Installer Merge Module

File type Windows Installer Merge Module Category Settings Files
Developer Microsoft File format Binary
Description MSM file is a Windows Installer Merge Module developed by Microsoft. Database of a "merge module" that contains installation settings and properties for a specific software installer; includes files, resources, registry entries, and setup information; often contained within an .MSI file.
Software programs that will open, edit or convert MSM files

Windows		 Microsoft Visual Studio 2017
Microsoft Windows Installer
Other Windows installation program
Windows Installer XML


2.Detail information about MSM file extension: Multisim Circuit Design File

File type Multisim Circuit Design File Category CAD Files
Developer National Instruments File format Binary
Description MSM file is a Multisim Circuit Design File developed by National Instruments.
Software programs that will open, edit or convert MSM files

Windows		 National Instruments Multisim



Can't open a MSM file?

When you click a file to open it, operating system examines the filename extension. If operating system recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When operating system does not recognize a filename extension, you receive the following message:

”Can't open this file: example.MSM”。

To open this file, you install one of the applications from the list of software programs that you found here, you should be able to open, edit or convert the file with the MSM extension without any issue.


Where I can download the application that support MSM file?

If you do not know where you can download the application from our list, click on the link (which is the name of the program), you will find more information there on the location where to download the required application. Most often they are the websites of software manufacturers.


How to change file associations?

  • Right-click a file with the extension whose association you want to change, and then click "Open With".
  • In the "Open With" dialog box, click the program whith which you want the file to open, or click "Browse" to locate the program that you want.
  • Select the ”Always use the selected program to open this kind of file” check box.


Can I change the extension of MSM 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/open the file. The problem is, changing the file extension does not change the file format. Select a software program from our list and install it on your computer. If the file has not opened correctly, you have to look for a different software program from our list. Sometimes you have to repeat the operation several times.


What else may cause problems width open a MSM file?

The reasons for the lack of the ability to open a MSM file on your computer may be at least several. The easiest thing is to find a suitable application installed on your computer, which will open a MSM file. If there is still something wrong, you might want to check:

  • Whether the MSM file is damaged.
  • Whether the MSM file is incorrectly linked in the registry entries.
  • Whether the MSM file extension has been accidentally removed from the Windows registry.
  • Whether the installation of an application that supports the MSM file format is incompletely.
  • Whether the MSM file is infected.
  • Whether the drivers of the equipment used for opening a MSM file are up to date.
  • Whether your computer has enough hardware resources to open a MSM file.

If the MSM file still not working with your software after eliminating the above shortcomings? That means that the problem is more complex and requires the help of a specialist.