An msu file extension is commonly used for installation packages for Windows Update in Vista and later. Opening the file results in opening of Windows Update service and installation of its content.

There is one other file type using
the MSU file extension!

msu file icon.msu - Blaise file

Detailed description

Software that works with msu file extension

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MSU file extension - Microsoft Update Standalone Package

What is msu file? How to open msu files?

File type specification:

Archive and compressed file type icon Archive and compressed file type

msu file icon: msu filetype icon

The msu file extension is used for files that contain Microsoft Update Standalone Package.

These files are typically used in Windows Vista and later to install updates and hotfixes through Windows Update service.

MSU archive contains:

  • Windows update metadata
  • CAB file with update data
  • XML file including MSU content
  • properties data for Windows Update

The default software associated to msu file type:

Microsoft Windows icon

Microsoft Corporation logo Microsoft Windows  Microsoft Windows software

Company or developer:
  Microsoft Corporation

Microsoft Windows is a family of operating systems developed by the Microsoft Corp.. The first Windows was released in 1985 as a GUI add-on to MS-DOS.  MS-DOS based Windows versions were developed to 2000, when was released the last version called Windows ME. Windows based on NT core started in 1993. Windows NT family are developed to these days, the latest version is called Windows 10.

Help how to open MSU files:

If you double click (open) on *.msu file, the installer will automatically start the update.

How to convert file with extension MSU:

There is no reason to convert *.msu files to other formats.

List of software applications associated to the .msu file extension

Recommended software programs are sorted by OS platform (Windows, Mac OS X etc.) and possible program actions
that can be done with the file
: like open msu file, edit msu file, convert msu file, view msu file, play msu file etc. (if exist software for corresponding action in's database).

Click on the tab below to simply browse between the application actions, to quickly get a list of recommended software, which is able to perform the specified software action, such as opening, editing or converting of the msu files.

  • Open msu file
  • Others msu file

Software that open msu file - Microsoft Update Standalone Package

Click on the link to get more information about listed programs for open msu file action.

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