O&O Defrag Professional O&O Defrag Professional



A way to uninstall O&O Defrag Professional from your PC

This info is about O&O Defrag Professional for Windows. Below you can find details on how to uninstall it from your PC. It was developed for Windows by O&O Software GmbH. You can find out more on O&O Software GmbH or check for application updates here. You can read more about about O&O Defrag Professional at . Usually the O&O Defrag Professional application is installed in the C:\Program Files\OO Software\Defrag folder, depending on the user's option during install. MsiExec.exe /I{90CE0915-BA91-415E-8A0A-76FE873392ED} is the full command line if you want to uninstall O&O Defrag Professional. O&O Defrag Professional's primary file takes about 3.72 MB (3898624 bytes) and is called oodcnt.exe.

The following executable files are incorporated in O&O Defrag Professional. They occupy 4.91 MB (5145600 bytes) on disk.



  • oodcmd.exe (1.19 MB)
  • oodcnt.exe (3.72 MB)


This web page is about O&O Defrag Professional version 11.5.4101 only. You can find here a few links to other O&O Defrag Professional releases:

...click to view all...
Some files and registry entries are regularly left behind when you uninstall O&O Defrag Professional.

Folders found on disk after you uninstall O&O Defrag Professional from your PC:
  • C:\Program Files\OO Software\Defrag
  • C:\ProgramData\Microsoft\Windows\Start Menu\Programs\O&O Software\O&O Defrag
  • C:\Users\UserName\AppData\Local\O&O\O&O Defrag

Usually, the following files remain on disk:
  • C:\Program Files\OO Software\Defrag\oodagt.adm
  • C:\Program Files\OO Software\Defrag\oodcmd.exe
  • C:\Program Files\OO Software\Defrag\oodcmdrs.dll
  • C:\Program Files\OO Software\Defrag\oodcnt.exe

Registry keys:
  • HKEY_CLASSES_ROOT\TypeLib\{3642E412-575E-11D4-9385-005004518EC8}
  • HKEY_CLASSES_ROOT\TypeLib\{AE4A7AA4-8E0C-4bc3-9FBE-C27EB9F0EA9A}
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Installer\UserData\S-1-5-18\Products\E185035FEF214B342AD85E52A7DA366E
  • HKEY_LOCAL_MACHINE\Software\O&O\O&O Defrag

Use regedit.exe to delete the following additional registry values from the Windows Registry:
  • HKEY_CLASSES_ROOT\CLSID\{48EAD1E1-ECF2-4a85-AA09-1C44FBEED451}\InprocServer32\
  • HKEY_CLASSES_ROOT\CLSID\{677D54F0-573E-11D4-9385-005004518EC8}\InprocServer32\
  • HKEY_CLASSES_ROOT\CLSID\{8AC29A61-573D-11D4-9385-005004518EC8}\InProcServer32\
  • HKEY_CLASSES_ROOT\CLSID\{8AC29A61-573D-11D4-9385-005004518EC8}\ToolboxBitmap32\




A way to delete O&O Defrag Professional from your computer with Advanced Uninstaller PRO

O&O Defrag Professional is an application marketed by the software company O&O Software GmbH. Sometimes, users try to uninstall this application. Sometimes this is troublesome because removing this manually requires some skill regarding Windows internal functioning. The best QUICK way to uninstall O&O Defrag Professional 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, install it. This is a good step because Advanced Uninstaller PRO is the best uninstaller and all around tool to optimize your Windows system.

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2. Start Advanced Uninstaller PRO. It's recommended to take your time to get familiar with the program's design and wealth of tools available. Advanced Uninstaller PRO is a powerful package of tools.

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


4. Press the Uninstall Programs button
Go to Uninstall Programs


5. A list of the programs existing on the PC will be made available to you

6. Navigate the list of programs until you find O&O Defrag Professional or simply click the Search feature and type in "O&O Defrag Professional". The O&O Defrag Professional application will be found automatically. Notice that after you select O&O Defrag Professional in the list , the following data about the program is available to you:


  • Star rating (in the left lower corner). This tells you the opinion other users have about O&O Defrag Professional, from "Highly recommended" to "Very dangerous".
  • Reviews by other users - Click on the Read reviews button.
  • Details about the application you are about to uninstall, by clicking on the Properties button.
For instance you can see that for O&O Defrag Professional:


  • The software company is: http://www.oo-software.com
  • The uninstall string is: MsiExec.exe /I{90CE0915-BA91-415E-8A0A-76FE873392ED}
7. Press the Uninstall button. A window asking you to confirm will appear. accept the uninstall by pressing the Uninstall button. Advanced Uninstaller PRO will uninstall O&O Defrag Professional.
Uninstall O&O Defrag Professional


8. After uninstalling O&O Defrag Professional, Advanced Uninstaller PRO will ask you to run an additional cleanup. Press Next to proceed with the cleanup. All the items of O&O Defrag Professional which have been left behind will be found and you will be asked if you want to delete them. By uninstalling O&O Defrag Professional with Advanced Uninstaller PRO, you are assured that no Windows registry entries, files or directories are left behind on your disk.

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

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Geographical user distribution

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


Disclaimer

This page is not a recommendation to uninstall O&O Defrag Professional by O&O Software GmbH from your computer, we are not saying that O&O Defrag Professional by O&O Software GmbH is not a good application for your PC. This page simply contains detailed instructions on how to uninstall O&O Defrag Professional supposing 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 stumbled upon and classified as "leftovers" on other users' PCs.

2016-09-28 / Written by Andreea Kartman for Advanced Uninstaller PRO

follow @DeeaKartman
Last update on: 2016-09-27 21:47:05.647