Defraggler Defraggler

A guide to uninstall Defraggler from your PC

This web page is about Defraggler for Windows. Below you can find details on how to uninstall it from your computer. It is produced by Piriform. Take a look here for more information on Piriform. The program is usually found in the C:\Program Files\Defraggler directory (same installation drive as Windows). C:\Program Files\Defraggler\uninst.exe is the full command line if you want to remove Defraggler. Defraggler.exe is the programs's main file and it takes around 1.74 MB (1819960 bytes) on disk.

Defraggler is comprised of the following executables which take 2.52 MB (2643256 bytes) on disk:

  • Defraggler.exe (1.74 MB)
  • df.exe (689.30 KB)
  • uninst.exe (114.70 KB)

The current page applies to Defraggler version 1.17 only. You can find below a few links to other Defraggler releases: to view all...
If you are manually uninstalling Defraggler we recommend you to check if the following data is left behind on your PC.

Check for and remove the following files from your disk when you uninstall Defraggler:
  • C:\Program Files\Defraggler\Defraggler.exe
  • C:\Users\%user%\Desktop\NarzÄ™dzia\Defraggler.lnk

Open regedit.exe in order to delete the following values:
  • HKEY_CLASSES_ROOT\Local Settings\Software\Microsoft\Windows\Shell\MuiCache\C:\Program Files\Defraggler\Defraggler.exe

How to delete Defraggler from your PC with Advanced Uninstaller PRO

Defraggler is an application released by the software company Piriform. Some users want to remove it. Sometimes this is hard because uninstalling this manually takes some know-how regarding PCs. One of the best EASY approach to remove Defraggler 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 system, install it. This is a good step because Advanced Uninstaller PRO is one of the best uninstaller and all around utility to take care of your PC.


  • visit Download Link
  • download the program by pressing the green DOWNLOAD NOW button
  • install Advanced Uninstaller PRO
2. Start Advanced Uninstaller PRO. Take your time to admire Advanced Uninstaller PRO's design and number of features available. Advanced Uninstaller PRO is a very useful Windows tool.

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

4. Click on the Uninstall Programs tool
Go to Uninstall Programs

5. A list of the applications existing on the PC will be shown to you

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

  • Star rating (in the left lower corner). This tells you the opinion other users have about Defraggler, from "Highly recommended" to "Very dangerous".
  • Opinions by other users - Click on the Read reviews button.
  • Details about the application you want to uninstall, by pressing 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 Defraggler.
Uninstall Defraggler

8. After removing Defraggler, Advanced Uninstaller PRO will ask you to run an additional cleanup. Click Next to perform the cleanup. All the items that belong Defraggler which have been left behind will be detected and you will be able to delete them. By removing Defraggler using Advanced Uninstaller PRO, you can be sure that no Windows registry items, files or folders are left behind on your PC.

Your Windows system will remain clean, speedy and able to serve you properly.

Geographical user distribution

  • Windows Vista (6.0)
  • Windows XP (5.1)
  • 10.0
  • Windows 7 (6.1)
Software Application


This page is not a piece of advice to remove Defraggler by Piriform from your PC, nor are we saying that Defraggler by Piriform is not a good application for your computer. This text simply contains detailed info on how to remove Defraggler in case 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 stumbled upon and classified as "leftovers" on other users' computers.

2016-06-22 / Written by Daniel Statescu for Advanced Uninstaller PRO

follow @DanielStatescu
Last update on: 2016-06-22 18:02:00.237