CCleaner

A guide to uninstall CCleaner from your PC

CCleaner is a computer program. This page is comprised of details on how to remove it from your PC. It was created for Windows by Piriform. More information on Piriform can be found here. CCleaner is frequently set up in the C:\Program Files\CCleaner directory, however this location may differ a lot depending on the user's option when installing the program. The full command line for removing CCleaner is C:\Program Files\CCleaner\uninst.exe. Keep in mind that if you will type this command in Start / Run Note you may receive a notification for admin rights. CCleaner's main file takes about 43.75 MB (45875504 bytes) and its name is CCleaner64.exe.

CCleaner contains of the executables below. They take 66.95 MB (70206168 bytes) on disk.

• CCleaner64.exe (43.75 MB)
• CCleanerBugReport.exe (5.86 MB)
• CCleanerCrashDump.exe (3.38 MB)
• CCleanerPerformanceOptimizerService.exe (1.04 MB)
• CCleanerReactivator.exe (188.80 KB)
• CCUpdate.exe (3.32 MB)
• uninst.exe (4.47 MB)
• wa_3rd_party_host_32.exe (2.19 MB)
• wa_3rd_party_host_64.exe (2.76 MB)

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The current page applies to CCleaner version 6.34 only. Click on the links below for other CCleaner versions:

• 5.40
• 5.84
• 6.26
• 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
• 6.21
• 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
• 6.27
• 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

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If you're planning to uninstall CCleaner you should check if the following data is left behind on your PC.

Directories that were found:

• C:\Program Files\CCleaner
• C:\Users\%user%\AppData\Local\Avast Software\Browser\User Data\Default\Extensions\gjcfnponmdkenfdibginkmlmediekpnm\1.15.0.468_0\img\logos\ccleaner

Check for and remove the following files from your disk when you uninstall CCleaner:

• C:\Program Files\CCleaner\CCleaner.exe
• C:\Program Files\CCleaner\CCleaner64.exe
• C:\Program Files\CCleaner\CCleanerBugReport.exe
• C:\Program Files\CCleaner\CCleanerCrashDump.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\ccupdate613_free.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 2025-03-29 15-42-14-590.dat
• C:\Program Files\CCleaner\Data\StateHistory\DUState 23-04-04 11-32-16.dat
• C:\Program Files\CCleaner\Data\StateHistory\DUState 23-06-08 09-43-14.dat
• C:\Program Files\CCleaner\Data\StateHistory\DUState 23-07-31 09-31-09.dat
• C:\Program Files\CCleaner\Data\StateHistory\DUState 23-11-12 12-42-26.dat
• C:\Program Files\CCleaner\Data\StateHistory\DUState 23-12-09 11-43-06.dat
• C:\Program Files\CCleaner\Data\StateHistory\DUState 24-01-18 22-52-30.dat
• C:\Program Files\CCleaner\Data\StateHistory\DUState 24-01-31 11-28-34.dat
• C:\Program Files\CCleaner\Data\StateHistory\DUState 24-01-31 11-30-59.dat
• C:\Program Files\CCleaner\Data\StateHistory\InitialDUState V24_4.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\lc.dat
• 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\CCleanerUpdateHelper.log
• 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\DumpProcess.log
• C:\Program Files\CCleaner\LOG\event_manager.log

Frequently the following registry keys will not be removed:

• HKEY_CLASSES_ROOT\SOFTWARE\Piriform\CCleaner
• HKEY_CURRENT_USER\Software\Piriform\CCleaner
• 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

Registry values that are not removed from your PC:

• HKEY_LOCAL_MACHINE\System\CurrentControlSet\Services\bam\State\UserSettings\S-1-5-21-3281058802-4183341225-2841392376-1001\\Device\HarddiskVolume3\Program Files\CCleaner\CCleaner64.exe
• 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 marketed by Piriform. Some users decide to uninstall this application. This is difficult because deleting this by hand takes some know-how regarding Windows program uninstallation. One of the best SIMPLE procedure to uninstall CCleaner is to use Advanced Uninstaller PRO. Here is how to do this:





1. If you don't have Advanced Uninstaller PRO on your Windows PC, add it. This is a good step because Advanced Uninstaller PRO is the best uninstaller and all around tool to take care of your Windows computer.

DOWNLOAD NOW

• navigate to Download Link
• download the program by clicking on the DOWNLOAD button
• set up Advanced Uninstaller PRO

2. Start Advanced Uninstaller PRO. It's recommended to take some time to get familiar with Advanced Uninstaller PRO's interface and wealth of functions available. Advanced Uninstaller PRO is a very good package of tools.

3. Click on the General Tools category


4. Press the Uninstall Programs feature


5. A list of the programs existing on the computer will appear

6. Scroll the list of programs until you find CCleaner or simply click the Search feature and type in "CCleaner". If it exists on your system the CCleaner application will be found very quickly. Notice that after you select CCleaner in the list , the following information about the program is made available to you:

• Safety rating (in the left lower corner). This explains the opinion other users have about CCleaner, ranging from "Highly recommended" to "Very dangerous".
• Reviews by other users - Click on the Read reviews button.
• Details about the application you are about to remove, by clicking on the Properties button.

7. Press the Uninstall button. A confirmation window will appear. accept the removal by pressing the Uninstall button. Advanced Uninstaller PRO will then remove CCleaner.


8. After uninstalling CCleaner, Advanced Uninstaller PRO will offer to run an additional cleanup. Click Next to perform the cleanup. All the items that belong CCleaner which have been left behind will be detected and you will be asked if you want to delete them. By uninstalling CCleaner using Advanced Uninstaller PRO, you can be sure that no Windows registry entries, files or directories are left behind on your disk.

Your Windows PC will remain clean, speedy and able to run without errors or problems.

Disclaimer

This page is not a piece of advice to uninstall CCleaner by Piriform from your computer, we are not saying that CCleaner by Piriform is not a good application. This page simply contains detailed instructions on how to uninstall CCleaner in case you decide this is what you want to do. The information above contains registry and disk entries that other software left behind and Advanced Uninstaller PRO discovered and classified as "leftovers" on other users' PCs.