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May 10, 2026 |
File extension msu
Name: Miscellaneous Files
Popularity: 6
Open With: Ultra File Opener
What is this msu file?
The MSU file extension is used by Windows Update, an application included with Windows Vista, Windows 7, and Windows Server. MSU files contain updates for applications and files. These files are used to install updates and hotfixes through Windows Update. Earlier versions of the Windows operating system (before Vista) used .MSI files for updates.
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