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.msp

File Type Generic IconWindows Installer Patch
File Format Proprietary (Microsoft)
Usage Runs when opened
Popularity ★ ★ ★ ★ ☆  Common
Description

File used to update the Windows operating system and other Microsoft programs; typically included with security updates or Microsoft hotfixes; run by the Windows Installer programs Hotfix.exe and Update.exe.

Open With
Windows

IconMicrosoft Windows Installer

Published 2007
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Information from the PC File Extensions Reference
https://pc.net/extensions/msp
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