Home : File Types : MSI File

.MSI File Extension

File TypeWindows Installer Package

DeveloperMicrosoft
Popularity
3.9 (71 Votes)
CategoryMisc Files
FormatBinary
X

Binary

This file is saved in a binary format, which requires a specific program to read its contents.

What is an MSI file?

An MSI file is a package that contains installation information for a particular installer, such as files to be installed and installation locations. It may be used for Windows updates as well as third-party software installers.

More Information

The contents of an MSI package may be extracted using a file decompression utility like 7-Zip.

NOTE: In Windows Vista, .MSU files are used to install system updates and hotfixes.

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Programs that open MSI files
Windows
Microsoft Windows Installer
7-Zip
Updated 5/24/2016
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About MSI Files

Our goal is to help you understand what a file with a *.msi suffix is and how to open it.

The Windows Installer Package file type, file format description, and Windows programs listed on this page have been individually researched and verified by the FileInfo team. We strive for 100% accuracy and only publish information about file formats that we have tested and validated.

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