CCleaner

A way to uninstall CCleaner from your system

You can find below detailed information on how to uninstall CCleaner for Windows. It is written by Piriform Ltd.. Further information on Piriform Ltd. can be seen here. CCleaner is commonly set up in the C:\Program Files\CCleaner directory, but this location may differ a lot depending on the user's choice when installing the application. CCleaner's full uninstall command line is C:\Program Files\CCleaner\Uninstall.exe. CCleaner64.exe is the programs's main file and it takes close to 43.61 MB (45724528 bytes) on disk.

The following executable files are incorporated in CCleaner. They occupy 50.24 MB (52683947 bytes) on disk.

• CCEnhancer.exe (835.50 KB)
• CCleaner64.exe (43.61 MB)
• CCleanerPerformanceOptimizerService.exe (1.03 MB)
• CCleanerReactivator.exe (186.22 KB)
• uninst.exe (4.46 MB)
• Uninstall.exe (149.72 KB)

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The information on this page is only about version 6.37.11523 of CCleaner. You can find here a few links to other CCleaner releases:

• 5.83.9050
• 4.10
• 6.14.10584
• 6.15
• 5.82
• 5.68.7820
• 5.18
• 5.12
• 6.25
• 5.31
• 5.59
• 3.13.1600
• 6.20
• 3.17
• 6.28
• 5.89
• 3.1.4.1616
• 5.67
• 6.04.10044
• 6.39.11548
• 5.77.8521
• 4.07
• 3.18
• 6.17
• 5.55
• 5.21
• 5.78.8558
• 5.42
• 3.13
• 6.00
• 5.76
• 5.78
• 3.19
• 5.58.7209
• 5.01
• 5.92.9652
• 5.23
• 5.84.9126
• 6.13
• 6.32.11432
• 6.11
• 6.12.10490
• 5.04
• 5.63
• 4.09.4471
• 5.25
• 5.19
• 5.56
• 3.08
• 5.37
• 5.83
• 5.00
• 5.41
• 5.43
• 4.00
• 5.20
• 4.19
• 4.16
• 5.79
• 5.26
• 6.27.11214
• 3.24
• 5.44
• 6.03
• 5.14
• 6.12.10459
• 5.17
• 5.40
• 5.69.7865
• 5.70
• 5.66
• 6.18.10824
• 6.25.11131
• 6.34.11482
• 6.29
• 6.21
• 5.87.9306
• 5.70.7909
• 6.03.10002
• 5.35
• 4.12
• 5.30
• 2.27
• 5.11
• 6.01.9825
• 5.91.9537
• 3.10
• 6.13.10517
• 5.88.9346
• 6.01
• 5.28
• 3.00
• 6.19.10858
• 5.61
• 5.33
• 6.29.11342
• 6.10.10347
• 6.16.10662
• 3.14.1616
• 5.76.8269

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

Folders remaining:

• C:\Program Files\CCleaner

The files below are left behind on your disk by CCleaner when you uninstall it:

• C:\Program Files\CCleaner\branding.dll
• C:\Program Files\CCleaner\cc_config.ini
• C:\Program Files\CCleaner\CCEnhancer.exe
• C:\Program Files\CCleaner\CCleaner.dat
• C:\Program Files\CCleaner\CCleaner64.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\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\StateHistory\DUState 2025-07-09 15-34-15-663.dat
• C:\Program Files\CCleaner\Data\StateHistory\DUState 2025-07-09 15-34-49-427.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\locales\lang.Brazilian.locale
• C:\Program Files\CCleaner\locales\lang.Bulgarian.locale
• C:\Program Files\CCleaner\locales\lang.Chinese.locale
• C:\Program Files\CCleaner\locales\lang.Chinese_Simplified.locale
• C:\Program Files\CCleaner\locales\lang.Croatian.locale
• C:\Program Files\CCleaner\locales\lang.Czech.locale
• C:\Program Files\CCleaner\locales\lang.Danish.locale
• C:\Program Files\CCleaner\locales\lang.Dutch.locale
• C:\Program Files\CCleaner\locales\lang.Estonian.locale
• C:\Program Files\CCleaner\locales\lang.Finnish.locale
• C:\Program Files\CCleaner\locales\lang.French.locale
• C:\Program Files\CCleaner\locales\lang.Georgian.locale
• C:\Program Files\CCleaner\locales\lang.German.locale
• C:\Program Files\CCleaner\locales\lang.Greek.locale
• C:\Program Files\CCleaner\locales\lang.Hebrew.locale
• C:\Program Files\CCleaner\locales\lang.Hungarian.locale
• C:\Program Files\CCleaner\locales\lang.Indonesian.locale
• C:\Program Files\CCleaner\locales\lang.Italian.locale
• C:\Program Files\CCleaner\locales\lang.Japanese.locale
• C:\Program Files\CCleaner\locales\lang.Korean.locale
• C:\Program Files\CCleaner\locales\lang.Polski.locale
• C:\Program Files\CCleaner\locales\lang.Portuguese.locale
• C:\Program Files\CCleaner\locales\lang.Russian.locale
• C:\Program Files\CCleaner\locales\lang.Slovak.locale
• C:\Program Files\CCleaner\locales\lang.Spanish.locale

You will find in the Windows Registry that the following data will not be uninstalled; remove them one by one using regedit.exe:

• HKEY_CURRENT_USER\Software\Piriform\CCleaner
• HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Uninstall\CCleaner
• HKEY_LOCAL_MACHINE\Software\Piriform\CCleaner

Use regedit.exe to remove the following additional registry values from the Windows Registry:

• HKEY_LOCAL_MACHINE\System\CurrentControlSet\Services\bam\State\UserSettings\S-1-5-21-2267311885-756669197-904863820-1002\\Device\HarddiskVolume3\Program Files\CCleaner\CCleaner64.exe
• HKEY_LOCAL_MACHINE\System\CurrentControlSet\Services\bam\State\UserSettings\S-1-5-21-2267311885-756669197-904863820-1002\\Device\HarddiskVolume3\Program Files\CCleaner\Uninstall.exe

How to erase CCleaner using Advanced Uninstaller PRO

CCleaner is an application marketed by the software company Piriform Ltd.. Sometimes, computer users decide to remove this program. This can be efortful because removing this by hand takes some know-how regarding PCs. The best QUICK practice to remove CCleaner is to use Advanced Uninstaller PRO. Here is how to do this:





1. If you don't have Advanced Uninstaller PRO already installed on your Windows system, install it. This is good because Advanced Uninstaller PRO is one of the best uninstaller and all around utility to optimize your Windows computer.

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

2. Run Advanced Uninstaller PRO. It's recommended to take your time to admire Advanced Uninstaller PRO's design and wealth of features available. Advanced Uninstaller PRO is a very useful Windows tool.

3. Press the General Tools category


4. Click on the Uninstall Programs button


5. All the applications installed on your PC will appear

6. Scroll the list of applications until you find CCleaner or simply click the Search feature and type in "CCleaner". If it is installed on your PC the CCleaner program will be found automatically. After you select CCleaner in the list of programs, some data regarding the application is made available to you:

• Star rating (in the lower left corner). This tells you the opinion other people have regarding CCleaner, ranging from "Highly recommended" to "Very dangerous".
• Opinions by other people - Press the Read reviews button.
• Technical information regarding the program you are about to uninstall, by pressing the Properties button.

7. Click the Uninstall button. A confirmation dialog will come up. accept the removal by clicking Uninstall. Advanced Uninstaller PRO will uninstall CCleaner.


8. After uninstalling CCleaner, Advanced Uninstaller PRO will ask you to run a cleanup. Click Next to go ahead with the cleanup. All the items that belong CCleaner that have been left behind will be found and you will be able to delete them. By uninstalling CCleaner with Advanced Uninstaller PRO, you are assured that no Windows registry entries, files or folders are left behind on your disk.

Your Windows system will remain clean, speedy and ready to run without errors or problems.

Disclaimer

The text above is not a piece of advice to uninstall CCleaner by Piriform Ltd. from your PC, nor are we saying that CCleaner by Piriform Ltd. is not a good application for your computer. This page only contains detailed info on how to uninstall CCleaner supposing you want to. Here you can find registry and disk entries that other software left behind and Advanced Uninstaller PRO discovered and classified as "leftovers" on other users' PCs.