CCleaner

How to uninstall CCleaner from your system

This web page contains detailed information on how to remove CCleaner for Windows. It was created for Windows by Piriform Ltd.. Go over here where you can read more on Piriform Ltd.. CCleaner is normally installed in the C:\Program Files\CCleaner directory, regulated by the user's option. The full command line for uninstalling CCleaner is C:\Program Files\CCleaner\Uninstall.exe. Keep in mind that if you will type this command in Start / Run Note you may get a notification for administrator rights. CCleaner's primary file takes around 43.75 MB (45875504 bytes) and is named CCleaner64.exe.

CCleaner is composed of the following executables which take 60.88 MB (63837979 bytes) on disk:

• CCEnhancer.exe (835.50 KB)
• CCleaner64.exe (43.75 MB)
• CCleanerBugReport.exe (4.84 MB)
• CCleanerPerformanceOptimizerService.exe (1.04 MB)
• CCleanerReactivator.exe (188.80 KB)
• CCUpdate.exe (809.97 KB)
• uninst.exe (4.47 MB)
• Uninstall.exe (149.71 KB)
• wa_3rd_party_host_32.exe (2.15 MB)
• wa_3rd_party_host_64.exe (2.70 MB)

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The current web page applies to CCleaner version 6.34.11482 only. You can find below info on other releases of CCleaner:

• 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
• 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
• 6.29
• 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
• 3.22
• 5.89.9385

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CCleaner has the habit of leaving behind some leftovers.

Folders found on disk after you uninstall CCleaner from your computer:

• C:\Program Files\CCleaner

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

• 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\BackupStorage\Intel(R) Corporation_인텔(R) 디스플레이 오디오_6.16.0.3154.zip
• C:\Program Files\CCleaner\Data\BackupStorage\Realtek_Realtek PCIe GbE Family Controller_10.34.307.2019.zip
• 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\package_download\5a70e8c8eb8dcb3f5a69826d2537e924eedd8d83.zip
• C:\Program Files\CCleaner\Data\package_download\fd54669171e068bfc6bfcb883b7cf62223f89e98.zip
• C:\Program Files\CCleaner\Data\StateHistory\DUState 2025-04-06 00-28-50-844.dat
• C:\Program Files\CCleaner\Data\StateHistory\DUState 2025-04-06 00-34-28-405.dat
• C:\Program Files\CCleaner\Data\StateHistory\DUState 2025-04-06 00-34-30-592.dat
• C:\Program Files\CCleaner\Data\StateHistory\DUState 2025-04-06 00-35-31-376.dat
• C:\Program Files\CCleaner\Data\StateHistory\DUState 2025-04-06 00-35-32-522.dat
• C:\Program Files\CCleaner\Data\StateHistory\DUState 2025-04-06 00-35-40-007.dat
• C:\Program Files\CCleaner\Data\StateHistory\DUState 2025-04-06 00-36-43-002.dat
• C:\Program Files\CCleaner\Data\StateHistory\DUState 2025-04-06 00-37-09-838.dat
• C:\Program Files\CCleaner\Data\StateHistory\DUState 2025-04-06 00-37-12-930.dat
• C:\Program Files\CCleaner\Data\StateHistory\DUState 2025-04-06 03-20-46-536.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

Registry that is not removed:

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

Additional values that you should clean:

• 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 uninstall CCleaner from your computer using Advanced Uninstaller PRO

CCleaner is an application offered by Piriform Ltd.. Some users choose to erase it. This can be difficult because doing this manually takes some advanced knowledge regarding Windows internal functioning. The best QUICK solution 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 already installed on your system, install it. This is good because Advanced Uninstaller PRO is a very potent uninstaller and general utility to optimize your PC.

DOWNLOAD NOW

• navigate to Download Link
• download the setup by pressing the DOWNLOAD NOW button
• install Advanced Uninstaller PRO

2. Start Advanced Uninstaller PRO. Take your time to admire the program's interface and number of features available. Advanced Uninstaller PRO is a very useful system optimizer.

3. Click on the General Tools button


4. Activate the Uninstall Programs button


5. All the programs installed on your computer will be shown to you

6. Scroll the list of programs until you locate CCleaner or simply activate the Search field and type in "CCleaner". If it is installed on your PC the CCleaner program will be found automatically. Notice that after you click CCleaner in the list of programs, the following information about the program is available to you:

• Star rating (in the left lower corner). The star rating tells you the opinion other people have about CCleaner, ranging from "Highly recommended" to "Very dangerous".
• Opinions by other people - Click on the Read reviews button.
• Technical information about the application you want to uninstall, by pressing the Properties button.

7. Click the Uninstall button. A confirmation dialog will appear. Confirm the uninstall by clicking the Uninstall button. Advanced Uninstaller PRO will then uninstall CCleaner.


8. After removing CCleaner, Advanced Uninstaller PRO will ask you to run a cleanup. Click Next to start the cleanup. All the items that belong CCleaner that have been left behind will be detected and you will be asked if you want to delete them. By removing CCleaner with Advanced Uninstaller PRO, you can be sure that no Windows registry entries, files or directories are left behind on your system.

Your Windows computer 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 Ltd. from your PC, we are not saying that CCleaner by Piriform Ltd. is not a good application. This page only contains detailed instructions on how to uninstall CCleaner supposing you decide this is what you want to do. 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.