safe file


Microsoft® Disk Defragmenter

dfrgui.exe. What is it?

The dfrgui.exe is a Microsoft® Disk Defragmenter.

This file is part of Microsoft® Windows® Operating System. Dfrgui.exe is developed by Microsoft Corporation. It’s a system and hidden file. Dfrgui.exe is usually located in the %WINDOWS% sub-folder and its usual size is 671,232 bytes.


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


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: Microsoft® Disk DefragmenterPart Of: Microsoft® Windows® Operating SystemCommon path(s): subfolder in %WINDOWS%
Keywords(s): systemFilesize(s): 671,232 bytes, 582,656 bytes, 586,752 bytes, 557,056 bytes

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