safe file


Windows Update Standalone Installer

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wusa.exe. What is it?

The wusa.exe is a Windows Update Standalone Installer.

This file is part of Microsoft® Windows® Operating System. Wusa.exe is developed by Microsoft Corporation. It’s a system and hidden file. Wusa.exe is usually located in the %SYSTEM% folder and its usual size is 314,880 bytes.


The wusa.exe process is safe and disabling it can be dangerous, because programs on your computer need it to work correctly.

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General Information

Security risk: Free spyware & virus scanRegistry Errors: Free scan (run Registry Cleaner)Uninstallation: N/A Uninstall (run Unistall Manager)Disk & Memory Usage: N/A Free scan (run Task Manager)


Author: Microsoft CorporationProcess: Windows Update Standalone InstallerPart Of: Microsoft® Windows® Operating SystemCommon path(s): %SYSTEM%
subfolder in %WINDOWS%
Keywords(s): systemFilesize(s): 314,880 bytes, 139,776 bytes, 304,640 bytes, 140,800 bytes

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