File Extension Library

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.MS_ File Extension

  • Developer by: Microsoft Corporation
  • Category: Archive and compressed Files

What are .MS_ files and how to open them?

Can't open .MS_ file? Are you wondering what it contains? On our site we will explain to you what this file is, what it is used for and what software opens the .MS_ file.

What is a .MS_ file extension?

.MS_ file extension is created by Microsoft Corporation. .MS_ has been classified as Archive and compressed Files.

.MS_ is Microsoft Windows WinHelp compressed data

The ms_ file extension is related to the Microsoft Windows WinHelp software.

Microsoft WinHelp is a proprietary format for online help files that can be displayed by the Microsoft Help browser winhelp.exe or winhlp32.exe.

The ms_ file stores compressed data.


How to open:

Use WinHelp to work with *.ms_

How to convert:

As far as we know, this .ms_ file type can't be converted to any other file format. This is usually the case of system, configuration, temporary, or data files containing data exclusive to only one software and used for its own purposes. Also some proprietary or closed file formats cannot be converted to more common file types in order to protect the intellectual property of the developer, which is for example the case of some DRM-protected multimedia files.

How to fix problems with .MS_ files

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