What is Defraggler64.exe?

Defraggler64.exe is part of Defraggler and developed by Piriform Software Ltd according to the Defraggler64.exe file information. In certain cases, malicious trackers and scripts can disguise themselves as legitimate files, like Defraggler64.exe, leading to glitches, overload and system malfunctions.

In such cases, Defraggler64.exe can create unnecessary records and folders in the Windows registry. Check your PC to eliminate possible application conflicts and system failures.

Consider running a Free Scan for Defraggler64.exe related Issues to identify and fix potential problems efficiently.

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Defraggler64.exe's description is "Defraggler".

Defraggler64.exe is digitally signed by Piriform Software Ltd.

Defraggler64.exe is an .exe file.

Defraggler64.exe is usually located in the following folder:

%PROGRAMFILES(X64)%\Defraggler\Defraggler64.exe

Defraggler64.exe basic information

Description
Defraggler
Internal Name
Defraggler.exe
Version
2.22.33.995
Hash
FF542FF928CDA6C04AA26369BA31320E

Defraggler64.exe running processes

%PROGRAMFILES(X86)%\Defraggler\Defraggler.exe
%SYSTEMROOT%\System32\WerFault.exe

Free check to identify Defraggler64.exe related errors.

List of the actions Defraggler64.exe executes on a user's PC
%PROGRAMFILES(X64)%\Defraggler\statistics.bin new file created
HKEY_USERS\%ID-USER-SID%\SOFTWARE\Piriform\Defraggler\\UpdateKey new registry key parameter created
HKEY_USERS\%ID-USER-SID%\SOFTWARE\Piriform\Defraggler\\window_left new registry key parameter created
HKEY_USERS\%ID-USER-SID%\SOFTWARE\Piriform\Defraggler\\window_top new registry key parameter created
HKEY_USERS\%ID-USER-SID%\SOFTWARE\Piriform\Defraggler\\window_width new registry key parameter created
HKEY_USERS\%ID-USER-SID%\SOFTWARE\Piriform\Defraggler\\window_height new registry key parameter created
HKEY_USERS\%ID-USER-SID%\SOFTWARE\Piriform\Defraggler\\window_max new registry key parameter created
HKEY_USERS\%ID-USER-SID%\SOFTWARE\Piriform\Defraggler\\window_flags new registry key parameter created
HKEY_USERS\%ID-USER-SID%\SOFTWARE\Piriform\Defraggler\\MainWindowTopSplitterProportionalPos new registry key parameter created
HKEY_USERS\%ID-USER-SID%\SOFTWARE\Piriform\Defraggler\\MainWindowBottomSplitterProportionalPos new registry key parameter created
HKEY_USERS\%ID-USER-SID%\SOFTWARE\Piriform\Defraggler\\WasRunManualSilentUpdate new registry key parameter created
HKEY_USERS\%ID-USER-SID%\SOFTWARE\Piriform\Defraggler\\DisplaySSDVolumes new registry key parameter created
HKEY_USERS\%ID-USER-SID%\SOFTWARE\Piriform\Defraggler\\DisplayRemovableVolumes new registry key parameter created
HKEY_USERS\%ID-USER-SID%\SOFTWARE\Piriform\Defraggler\\DisplayUnmountedVolumes new registry key parameter created
HKEY_USERS\%ID-USER-SID%\SOFTWARE\Piriform\Defraggler\\DisplayEjectedVolumes new registry key parameter created
HKEY_USERS\%ID-USER-SID%\SOFTWARE\Piriform\Defraggler\\UpdateCheck new registry key parameter created
HKEY_USERS\%ID-USER-SID%\SOFTWARE\Piriform\Defraggler\\NewVersion new registry key parameter created
HKEY_USERS\%ID-USER-SID%\SOFTWARE\Piriform\Defraggler\\UpdateFrequency new registry key parameter created
HKEY_USERS\%ID-USER-SID%\SOFTWARE\Piriform\Defraggler\\UpdateBackground new registry key parameter created
HKEY_USERS\%ID-USER-SID%\SOFTWARE\Piriform\Defraggler\\CleanupDriveBeforeDefrag new registry key parameter created
HKEY_USERS\%ID-USER-SID%\SOFTWARE\Piriform\Defraggler\\ShowCleanupPrompt new registry key parameter created
HKEY_USERS\%ID-USER-SID%\SOFTWARE\Piriform\Defraggler\\Priority new registry key parameter created
HKEY_USERS\%ID-USER-SID%\SOFTWARE\Piriform\Defraggler\\CacheFileCollectionAfterDriveSwitch new registry key parameter created
HKEY_USERS\%ID-USER-SID%\SOFTWARE\Piriform\Defraggler\\DisableShellExtension new registry key parameter created
HKEY_USERS\%ID-USER-SID%\SOFTWARE\Piriform\Defraggler\\StopVssWhenDefrag new registry key parameter created
HKEY_USERS\%ID-USER-SID%\SOFTWARE\Piriform\Defraggler\\ShowFragmentedFolderEntries new registry key parameter created
HKEY_USERS\%ID-USER-SID%\SOFTWARE\Piriform\Defraggler\\MinimizeToTray new registry key parameter created
HKEY_USERS\%ID-USER-SID%\SOFTWARE\Piriform\Defraggler\\MoveLargeFilesToEndOfDrive new registry key parameter created
HKEY_USERS\%ID-USER-SID%\SOFTWARE\Piriform\Defraggler\\MinLargeFileSize new registry key parameter created
HKEY_USERS\%ID-USER-SID%\SOFTWARE\Piriform\Defraggler\\MoveOnlySelectedLargeFileCategories new registry key parameter created
HKEY_USERS\%ID-USER-SID%\SOFTWARE\Piriform\Defraggler\\LargeFilesCategories new registry key parameter created
HKEY_USERS\%ID-USER-SID%\SOFTWARE\Piriform\Defraggler\\LargeFilesExtensions new registry key parameter created
HKEY_USERS\%ID-USER-SID%\SOFTWARE\Piriform\Defraggler\\DefragFreeSpaceMoveLargeFiles new registry key parameter created
HKEY_USERS\%ID-USER-SID%\SOFTWARE\Piriform\Defraggler\\NativeMode new registry key parameter created
HKEY_USERS\%ID-USER-SID%\SOFTWARE\Piriform\Defraggler\\EnableNativeDefrag new registry key parameter created
HKEY_USERS\%ID-USER-SID%\SOFTWARE\Piriform\Defraggler\\DontApplyMinimumFileSizeToFilesFolders new registry key parameter created
HKEY_USERS\%ID-USER-SID%\SOFTWARE\Piriform\Defraggler\\ShowOptimizeZeroFillingWarning new registry key parameter created
HKEY_USERS\%ID-USER-SID%\SOFTWARE\Piriform\Defraggler\\QDUseCustomParameters new registry key parameter created
HKEY_USERS\%ID-USER-SID%\SOFTWARE\Piriform\Defraggler\\QDMinFragmentSize new registry key parameter created
HKEY_USERS\%ID-USER-SID%\SOFTWARE\Piriform\Defraggler\\QDMaxFragmentCount new registry key parameter created
HKEY_USERS\%ID-USER-SID%\SOFTWARE\Piriform\Defraggler\\QDMinFileSize new registry key parameter created
HKEY_USERS\%ID-USER-SID%\SOFTWARE\Piriform\Defraggler\\QDMaxFileSize new registry key parameter created
HKEY_USERS\%ID-USER-SID%\SOFTWARE\Piriform\Defraggler\\CelsiusTemperatureFormat new registry key parameter created
HKEY_USERS\%ID-USER-SID%\SOFTWARE\Piriform\Defraggler\\DriveMapColors new registry key parameter created
HKEY_USERS\%ID-USER-SID%\SOFTWARE\Piriform\Defraggler\\ColorsMode new registry key parameter created
HKEY_USERS\%ID-USER-SID%\SOFTWARE\Piriform\Defraggler\\DriveMapSettingsMode new registry key parameter created
HKEY_USERS\%ID-USER-SID%\SOFTWARE\Piriform\Defraggler\\DriveMapMinBlockWidth new registry key parameter created
HKEY_USERS\%ID-USER-SID%\SOFTWARE\Piriform\Defraggler\\DriveMapMinBlockHeight new registry key parameter created
HKEY_USERS\%ID-USER-SID%\SOFTWARE\Piriform\Defraggler\\DriveMapMode new registry key parameter created
HKEY_USERS\%ID-USER-SID%\SOFTWARE\Piriform\Defraggler\\DriveMapDrawingMode new registry key parameter created
HKEY_USERS\%ID-USER-SID%\SOFTWARE\Piriform\Defraggler\\DefragContextString new registry key parameter created
HKEY_USERS\%ID-USER-SID%\SOFTWARE\Piriform\Defraggler\\AnalyzeContextString new registry key parameter created
HKEY_USERS\%ID-USER-SID%\SOFTWARE\Piriform\Defraggler\\DisableBenchmarkAfterDefrag new registry key parameter created
HKEY_USERS\%ID-USER-SID%\SOFTWARE\Piriform\Defraggler\\filelist_columns new registry key parameter created
HKEY_USERS\%ID-USER-SID%_Classes\Local Settings\MuiCache\28\547C283B\\@C:\Windows\System32\msxml3r.dll,-1 new registry key parameter created
HKEY_USERS\%ID-USER-SID%_Classes\Local Settings\MuiCache\28\547C283B\\@C:\Windows\system32\notepad.exe,-469 new registry key parameter created
HKEY_USERS\%ID-USER-SID%_Classes\Local Settings\MuiCache\28\547C283B\\@C:\Windows\System32\setupapi.dll,-2001 new registry key parameter created
HKEY_USERS\%ID-USER-SID%_Classes\Local Settings\MuiCache\28\547C283B\\@C:\Windows\system32\miguiresource.dll,-105 new registry key parameter created
HKEY_USERS\%ID-USER-SID%_Classes\Local Settings\MuiCache\28\547C283B\\@C:\Windows\System32\ieframe.dll,-24585 new registry key parameter created
HKEY_USERS\%ID-USER-SID%_Classes\Local Settings\MuiCache\28\547C283B\\@C:\Windows\System32\wshext.dll,-4804 new registry key parameter created
HKEY_USERS\%ID-USER-SID%_Classes\Local Settings\MuiCache\28\547C283B\\@C:\Windows\System32\msimsg.dll,-34 new registry key parameter created
HKEY_USERS\%ID-USER-SID%_Classes\Local Settings\MuiCache\c\52C64B7E\\@C:\Windows\System32\ieframe.dll,-24585 new registry key parameter created
HKEY_USERS\%ID-USER-SID%_Classes\Local Settings\MuiCache\c\52C64B7E\\@C:\WINDOWS\System32\wshext.dll,-4804 new registry key parameter created
HKEY_USERS\%ID-USER-SID%_Classes\Local Settings\MuiCache\c\52C64B7E\\@C:\WINDOWS\system32\miguiresource.dll,-105 new registry key parameter created
HKEY_USERS\%ID-USER-SID%_Classes\Local Settings\MuiCache\a1\659639C2\\@C:\WINDOWS\System32\wshext.dll,-4804 new registry key parameter created
HKEY_USERS\%ID-USER-SID%_Classes\Local Settings\MuiCache\a1\659639C2\\@C:\WINDOWS\system32\unregmp2.exe,-9924 new registry key parameter created
HKEY_USERS\%ID-USER-SID%_Classes\Local Settings\MuiCache\a1\659639C2\\@C:\Windows\System32\ieframe.dll,-24585 new registry key parameter created
HKEY_USERS\%ID-USER-SID%_Classes\Local Settings\MuiCache\a1\659639C2\\@C:\WINDOWS\system32\unregmp2.exe,-9925 new registry key parameter created
HKEY_USERS\%ID-USER-SID%_Classes\Local Settings\MuiCache\a1\659639C2\\@C:\WINDOWS\system32\miguiresource.dll,-105 new registry key parameter created
HKEY_USERS\%ID-USER-SID%_Classes\Local Settings\MuiCache\173\96383CDB\\@C:\WINDOWS\System32\msimsg.dll,-35 new registry key parameter created
HKEY_USERS\%ID-USER-SID%_Classes\Local Settings\MuiCache\173\96383CDB\\@C:\WINDOWS\System32\setupapi.dll,-2001 new registry key parameter created
HKEY_USERS\%ID-USER-SID%_Classes\Local Settings\MuiCache\173\96383CDB\\@C:\WINDOWS\system32\miguiresource.dll,-105 new registry key parameter created
HKEY_USERS\%ID-USER-SID%_Classes\Local Settings\MuiCache\173\96383CDB\\@C:\WINDOWS\System32\wshext.dll,-4804 new registry key parameter created
%PROGRAMFILES(X64)%\Defraggler\9de8ac6e-1962-4d87-8182-d8344e0afedf.dmp new file created
HKEY_USERS\%ID-USER-SID%_Classes\Local Settings\MuiCache\2c\52C64B7E\\@%SystemRoot%\system32\shell32.dll,-50176 new registry key parameter created

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Defraggler64.exe's virus check

80%

of antivirus scans don't detect any virus in it

15%

of antivirus scans detect it as a potentially unwanted program

5%

of antivirus scans detect a virus in it

Defraggler64.exe user rating

80%

of users rate Defraggler64.exe as a useful program

19%

of users find Defraggler64.exe to be a potentially unwanted program

1%

of users find Defraggler64.exe to be malicious or a scam