CCleaner CCleaner

A guide to uninstall CCleaner from your system

This web page contains complete information on how to remove CCleaner for Windows. It was created for Windows by Piriform. More data about Piriform can be found here. CCleaner is usually installed in the C:\Program Files\CCleaner folder, but this location can differ a lot depending on the user's choice when installing the program. The full command line for uninstalling CCleaner is C:\Program Files\CCleaner\uninst.exe. Note that if you will type this command in Start / Run Note you may be prompted for admin rights. CCleaner.exe is the programs's main file and it takes about 4.30 MB (4505368 bytes) on disk.

The following executables are incorporated in CCleaner. They occupy 4.44 MB (4657360 bytes) on disk.

  • CCleaner.exe (4.30 MB)
  • uninst.exe (148.43 KB)

The information on this page is only about version 4.11 of CCleaner. For more CCleaner versions please click below: to view all...
If you are manually uninstalling CCleaner we recommend you to verify if the following data is left behind on your PC.

Folders that were left behind:
  • C:\Program Files\CCleaner

The files below are left behind on your disk when you remove CCleaner:
  • C:\Program Files\CCleaner\autotrial.dat
  • C:\Program Files\CCleaner\branding.dll
  • C:\Program Files\CCleaner\CCleaner.dat
  • C:\Program Files\CCleaner\CCleaner.exe
  • C:\Program Files\CCleaner\CCleaner64.exe
  • 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-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-1087.dll
  • C:\Program Files\CCleaner\Lang\lang-1092.dll
  • C:\Program Files\CCleaner\Lang\lang-1102.dll
  • C:\Program Files\CCleaner\Lang\lang-1109.dll
  • C:\Program Files\CCleaner\Lang\lang-1110.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\uninst.exe

Use regedit.exe to manually remove from the Windows Registry the data below:
  • 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

How to delete CCleaner from your PC with the help of Advanced Uninstaller PRO

CCleaner is an application offered by Piriform. Frequently, people choose to uninstall this program. This can be efortful because performing this by hand takes some skill regarding PCs. One of the best QUICK approach to uninstall CCleaner is to use Advanced Uninstaller PRO. Here are some detailed instructions about 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 an efficient uninstaller and general tool to take care of your Windows PC.


2. Start Advanced Uninstaller PRO. It's recommended to take some time to admire Advanced Uninstaller PRO's design and number of functions available. Advanced Uninstaller PRO is a very useful package of tools.

3. Click on the General Tools button
Go to General Tools

4. Press the Uninstall Programs feature
Go to Uninstall Programs

5. All the applications existing on the PC will be shown to you

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

  • Star rating (in the left lower corner). This tells you the opinion other people have about CCleaner, ranging from "Highly recommended" to "Very dangerous".
  • Reviews by other people - Click on the Read reviews button.
  • Technical information about the application you want to remove, by clicking on the Properties button.
7. Click the Uninstall button. A window asking you to confirm will show up. accept the uninstall by clicking the Uninstall button. Advanced Uninstaller PRO will then remove CCleaner.
Uninstall CCleaner

8. After uninstalling CCleaner, Advanced Uninstaller PRO will offer to run an additional cleanup. Press Next to proceed with the cleanup. All the items that belong CCleaner that have been left behind will be detected and you will be able to delete them. By uninstalling CCleaner using Advanced Uninstaller PRO, you can be sure that no Windows registry items, files or directories are left behind on your computer.

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


Geographical user distribution

  • Windows XP (5.1)
  • 10.0
  • Windows 7 (6.1)
  • Windows 8.1 (6.3)
  • Windows 8 (6.2)
  • Windows Vista (6.0)
  • Windows (6.4)
Software Application


The text above is not a recommendation to remove CCleaner by Piriform from your computer, nor are we saying that CCleaner by Piriform is not a good application for your PC. This text only contains detailed info on how to remove CCleaner in case you want to. The information above contains registry and disk entries that Advanced Uninstaller PRO stumbled upon and classified as "leftovers" on other users' PCs.

2016-06-19 / Written by Andreea Kartman for Advanced Uninstaller PRO

follow @DeeaKartman
Last update on: 2016-06-18 22:08:51.750