CCleaner

A guide to uninstall CCleaner from your system

You can find on this page details on how to uninstall CCleaner for Windows. The Windows release was developed by Piriform. More data about Piriform can be found here. The program is frequently found in the C:\Program Files\CCleaner64 directory (same installation drive as Windows). C:\Program Files\CCleaner64\uninst.exe is the full command line if you want to uninstall CCleaner. CCleaner's primary file takes around 42.93 MB (45018016 bytes) and its name is CCleaner64.exe.

CCleaner installs the following the executables on your PC, taking about 93.29 MB (97824320 bytes) on disk.

• CCleaner.exe (36.98 MB)
• CCleaner64.exe (42.93 MB)
• CCleanerBugReport.exe (4.49 MB)
• CCleanerPerformanceOptimizerService.exe (1.03 MB)
• CCleanerReactivator.exe (188.41 KB)
• CCUpdate.exe (697.52 KB)
• uninst.exe (4.34 MB)
• wa_3rd_party_host_64.exe (2.65 MB)

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The current page applies to CCleaner version 6.21 only. For more CCleaner versions please click below:

• 5.40
• 5.84
• 3.18
• 2.28
• 5.38
• 5.36
• 3.28
• 3.00
• 6.14
• 2.26
• 5.08
• 5.58
• 5.57.7182
• 6.23
• Unknown
• 3.14
• 5.56
• 4.01
• 5.53.7034
• 5.0.0.5050
• 4.11
• 5.66.7716
• 5.8.00.5308
• 4.03.4151
• 5.12
• 5.03
• 5.48.6834
• 4.04
• 3.12
• 6.01
• 5.37
• 3.01
• 5.66
• 4.02
• 4.06
• 3.09
• 3.26
• 5.39
• 6.07
• 4.19
• 3.22
• 5.81
• 2.29
• 5.44.6577
• 5.0
• 3.13
• 5.43.6520
• 5.86
• 6.12
• 5.56.7144
• 5.80
• 5.64
• 4.07
• 5.33
• 5.30
• 2.33
• 5.55
• 5.59
• 5.44.6575
• 5.69
• 3.24
• 4.04.4197
• 5.41
• 5.52.6967
• 5.54
• 3.1
• 5.76.8269
• 2.31
• 5.54.7088
• 5.79
• 6.06
• 5.02
• 5.24
• 5.03.5128
• 5.70
• 4.05.4250
• 5.91
• 5.77.8521
• 5.65.7632
• 5.72
• 5.65
• 6.18
• 5.55.7108
• 5.47.6716
• 5.06.5219
• 5.29
• 5.41.6446
• 4.05
• 3.05
• 5.68
• 2.36
• 5.76
• 5.82.8950
• 6.08
• 3.08
• 3.06
• 5.27
• 6.17
• 5.67
• 5.83.9050

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Following the uninstall process, the application leaves some files behind on the computer. Some of these are listed below.

You should delete the folders below after you uninstall CCleaner:

• C:\Program Files\CCleaner
• C:\Users\%user%\AppData\Local\Avast Software\Browser\User Data\Default\Extensions\gjcfnponmdkenfdibginkmlmediekpnm\1.20.1.693_0\img\logos\ccleaner

The files below are left behind on your disk by CCleaner's application uninstaller when you removed it:

• C:\Program Files\CCleaner\CCleaner.exe
• C:\Program Files\CCleaner\CCleaner64.exe
• C:\Program Files\CCleaner\CCleanerBugReport.exe
• C:\Program Files\CCleaner\CCleanerDU.dll
• C:\Program Files\CCleaner\CCleanerPerformanceOptimizer.dll
• C:\Program Files\CCleaner\CCleanerPerformanceOptimizerService.exe
• C:\Program Files\CCleaner\CCleanerReactivator.dll
• C:\Program Files\CCleaner\CCleanerReactivator.exe
• C:\Program Files\CCleaner\CCUpdate.exe
• C:\Program Files\CCleaner\Data\burger_client\8866F8A9-70C9-43A2-BFBE-EE00AA2DC417\44ED97C8-2D40-4A50-913D-673F6858B9AF
• C:\Program Files\CCleaner\Data\DUState.dat
• C:\Program Files\CCleaner\Data\state_cache.json
• C:\Program Files\CCleaner\Data\StateHistory\DUState 24-01-11 10-36-29.dat
• C:\Program Files\CCleaner\Data\StateHistory\DUState 24-01-12 12-34-45.dat
• C:\Program Files\CCleaner\Data\StateHistory\DUState 24-01-14 10-40-13.dat
• C:\Program Files\CCleaner\Data\StateHistory\DUState 24-01-18 20-05-02.dat
• C:\Program Files\CCleaner\Data\StateHistory\DUState 24-01-30 15-19-25.dat
• C:\Program Files\CCleaner\Data\StateHistory\DUState 24-01-30 15-19-59.dat
• C:\Program Files\CCleaner\Data\StateHistory\DUState 24-02-06 07-53-09.dat
• C:\Program Files\CCleaner\Data\StateHistory\DUState 24-02-06 11-34-51.dat
• C:\Program Files\CCleaner\Data\StateHistory\DUState 24-02-16 05-26-24.dat
• C:\Program Files\CCleaner\Data\StateHistory\DUState 24-03-01 13-02-34.dat
• C:\Program Files\CCleaner\Data\usercfg.ini
• C:\Program Files\CCleaner\Lang\lang-1025.dll
• C:\Program Files\CCleaner\Lang\lang-1026.dll
• C:\Program Files\CCleaner\Lang\lang-1027.dll
• C:\Program Files\CCleaner\Lang\lang-1028.dll
• C:\Program Files\CCleaner\Lang\lang-1029.dll
• C:\Program Files\CCleaner\Lang\lang-1030.dll
• C:\Program Files\CCleaner\Lang\lang-1031.dll
• C:\Program Files\CCleaner\Lang\lang-1032.dll
• C:\Program Files\CCleaner\Lang\lang-1034.dll
• C:\Program Files\CCleaner\Lang\lang-1035.dll
• C:\Program Files\CCleaner\Lang\lang-1036.dll
• C:\Program Files\CCleaner\Lang\lang-1037.dll
• C:\Program Files\CCleaner\Lang\lang-1038.dll
• C:\Program Files\CCleaner\Lang\lang-1040.dll
• C:\Program Files\CCleaner\Lang\lang-1041.dll
• C:\Program Files\CCleaner\Lang\lang-1042.dll
• C:\Program Files\CCleaner\Lang\lang-1043.dll
• C:\Program Files\CCleaner\Lang\lang-1044.dll
• C:\Program Files\CCleaner\Lang\lang-1045.dll
• C:\Program Files\CCleaner\Lang\lang-1046.dll
• C:\Program Files\CCleaner\Lang\lang-1048.dll
• C:\Program Files\CCleaner\Lang\lang-1049.dll
• C:\Program Files\CCleaner\Lang\lang-1050.dll
• C:\Program Files\CCleaner\Lang\lang-1051.dll
• C:\Program Files\CCleaner\Lang\lang-1052.dll
• C:\Program Files\CCleaner\Lang\lang-1053.dll
• C:\Program Files\CCleaner\Lang\lang-1054.dll
• C:\Program Files\CCleaner\Lang\lang-1055.dll
• C:\Program Files\CCleaner\Lang\lang-1056.dll
• C:\Program Files\CCleaner\Lang\lang-1057.dll
• C:\Program Files\CCleaner\Lang\lang-1058.dll
• C:\Program Files\CCleaner\Lang\lang-1059.dll
• C:\Program Files\CCleaner\Lang\lang-1060.dll
• C:\Program Files\CCleaner\Lang\lang-1061.dll
• C:\Program Files\CCleaner\Lang\lang-1062.dll
• C:\Program Files\CCleaner\Lang\lang-1063.dll
• C:\Program Files\CCleaner\Lang\lang-1065.dll
• C:\Program Files\CCleaner\Lang\lang-1066.dll
• C:\Program Files\CCleaner\Lang\lang-1067.dll
• C:\Program Files\CCleaner\Lang\lang-1068.dll
• C:\Program Files\CCleaner\Lang\lang-1071.dll
• C:\Program Files\CCleaner\Lang\lang-1079.dll
• C:\Program Files\CCleaner\Lang\lang-1081.dll
• C:\Program Files\CCleaner\Lang\lang-1086.dll
• C:\Program Files\CCleaner\Lang\lang-1087.dll
• C:\Program Files\CCleaner\Lang\lang-1090.dll
• C:\Program Files\CCleaner\Lang\lang-1092.dll
• C:\Program Files\CCleaner\Lang\lang-1093.dll
• C:\Program Files\CCleaner\Lang\lang-1102.dll
• C:\Program Files\CCleaner\Lang\lang-1104.dll
• C:\Program Files\CCleaner\Lang\lang-1109.dll
• C:\Program Files\CCleaner\Lang\lang-1110.dll
• C:\Program Files\CCleaner\Lang\lang-1155.dll
• C:\Program Files\CCleaner\Lang\lang-2052.dll
• C:\Program Files\CCleaner\Lang\lang-2070.dll
• C:\Program Files\CCleaner\Lang\lang-2074.dll
• C:\Program Files\CCleaner\Lang\lang-3098.dll
• C:\Program Files\CCleaner\Lang\lang-5146.dll
• C:\Program Files\CCleaner\Lang\lang-9999.dll
• C:\Program Files\CCleaner\libwaapi.dll
• C:\Program Files\CCleaner\libwaheap.dll
• C:\Program Files\CCleaner\libwalocal.dll
• C:\Program Files\CCleaner\libwaresource.dll
• C:\Program Files\CCleaner\libwautils.dll
• C:\Program Files\CCleaner\libwavmodapi.dll
• C:\Program Files\CCleaner\LOG\BugReport.log
• C:\Program Files\CCleaner\LOG\BugReport.status
• C:\Program Files\CCleaner\LOG\burger_client\8866F8A9-70C9-43A2-BFBE-EE00AA2DC417\44ED97C8-2D40-4A50-913D-673F6858B9AF
• C:\Program Files\CCleaner\LOG\burger_client\8866F8A9-70C9-43A2-BFBE-EE00AA2DC417\65bc3256-85cf-4513-8d64-13d99c448563
• C:\Program Files\CCleaner\LOG\burger_client\8866F8A9-70C9-43A2-BFBE-EE00AA2DC417\75b6c96b-f011-4560-a6e7-20065432a6c3
• C:\Program Files\CCleaner\LOG\burger_client\8866F8A9-70C9-43A2-BFBE-EE00AA2DC417\914983b1-7a3d-4baf-8a16-0c8e55b5aa94
• C:\Program Files\CCleaner\LOG\burger_client\8866F8A9-70C9-43A2-BFBE-EE00AA2DC417\fe8d55dd-e277-4871-8906-c5c389055183
• C:\Program Files\CCleaner\LOG\DriverUpdaterLib.log
• C:\Program Files\CCleaner\LOG\DriverUpdEng.log
• C:\Program Files\CCleaner\LOG\DriverUpdEngTask.log
• C:\Program Files\CCleaner\LOG\event_manager.log
• C:\Program Files\CCleaner\LOG\pd.log

Frequently the following registry keys will not be cleaned:

• HKEY_CLASSES_ROOT\Software\Piriform\CCleaner
• HKEY_CURRENT_USER\Software\Piriform\CCleaner
• HKEY_LOCAL_MACHINE\Software\Microsoft\RADAR\HeapLeakDetection\DiagnosedApplications\CCleaner64.exe
• HKEY_LOCAL_MACHINE\Software\Microsoft\Tracing\CCleaner64_RASAPI32
• HKEY_LOCAL_MACHINE\Software\Microsoft\Tracing\CCleaner64_RASMANCS
• HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Uninstall\CCleaner
• HKEY_LOCAL_MACHINE\Software\Piriform\CCleaner
• HKEY_LOCAL_MACHINE\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\App Paths\ccleaner.exe

Open regedit.exe in order to remove the following values:

• HKEY_LOCAL_MACHINE\System\CurrentControlSet\Services\CCleanerPerformanceOptimizerService\Description
• HKEY_LOCAL_MACHINE\System\CurrentControlSet\Services\CCleanerPerformanceOptimizerService\DisplayName
• HKEY_LOCAL_MACHINE\System\CurrentControlSet\Services\CCleanerPerformanceOptimizerService\ImagePath

A way to remove CCleaner from your PC with the help of Advanced Uninstaller PRO

CCleaner is a program offered by Piriform. Sometimes, people want to erase this program. Sometimes this is easier said than done because doing this by hand requires some know-how regarding Windows internal functioning. One of the best QUICK way to erase CCleaner is to use Advanced Uninstaller PRO. Take the following steps on how to do this:





1. If you don't have Advanced Uninstaller PRO on your PC, install it. This is good because Advanced Uninstaller PRO is a very efficient uninstaller and all around tool to optimize your PC.

DOWNLOAD NOW

• go to Download Link
• download the setup by pressing the DOWNLOAD button
• set up Advanced Uninstaller PRO

2. Run Advanced Uninstaller PRO. It's recommended to take some time to get familiar with Advanced Uninstaller PRO's interface and number of functions available. Advanced Uninstaller PRO is a powerful Windows optimizer.

3. Press the General Tools button


4. Activate the Uninstall Programs button


5. All the applications installed on your computer will appear

6. Navigate the list of applications until you locate CCleaner or simply click the Search field and type in "CCleaner". If it is installed on your PC the CCleaner program will be found very quickly. After you click CCleaner in the list of programs, some data about the application is available to you:

• Star rating (in the left lower corner). This explains the opinion other people have about CCleaner, from "Highly recommended" to "Very dangerous".
• Opinions by other people - Press the Read reviews button.
• Details about the program you want to remove, by pressing the Properties button.

7. Press the Uninstall button. A confirmation page will show up. accept the removal by clicking the Uninstall button. Advanced Uninstaller PRO will automatically uninstall CCleaner.


8. After uninstalling CCleaner, Advanced Uninstaller PRO will offer to run a cleanup. Press Next to perform the cleanup. All the items that belong CCleaner which have been left behind will be found and you will be asked if you want to delete them. By removing CCleaner with Advanced Uninstaller PRO, you are assured that no Windows registry entries, files or directories are left behind on your computer.

Your Windows system will remain clean, speedy and able to take on new tasks.

Disclaimer

This page is not a recommendation to uninstall CCleaner by Piriform from your PC, we are not saying that CCleaner by Piriform is not a good software application. This page simply contains detailed instructions on how to uninstall CCleaner in case you decide this is what you want to do. Here you can find registry and disk entries that Advanced Uninstaller PRO stumbled upon and classified as "leftovers" on other users' computers.