O&O Defrag Professional

A guide to uninstall O&O Defrag Professional from your computer

This web page is about O&O Defrag Professional for Windows. Below you can find details on how to uninstall it from your PC. It was created for Windows by O&O Software GmbH. Further information on O&O Software GmbH can be seen here. Please open http://www.oo-software.com if you want to read more on O&O Defrag Professional on O&O Software GmbH's website. O&O Defrag Professional is usually set up in the C:\Program Files\OO Software\Defrag folder, but this location may vary a lot depending on the user's option when installing the application. The full uninstall command line for O&O Defrag Professional is MsiExec.exe /I{A7F1592C-02E9-435E-A918-537BDE859290}. oodcnt.exe is the programs's main file and it takes around 4.46 MB (4680392 bytes) on disk.

O&O Defrag Professional contains of the executables below. They take 15.58 MB (16338296 bytes) on disk.

• oodag.exe (3.47 MB)
• oodcmd.exe (2.27 MB)
• oodcnt.exe (4.46 MB)
• oodsvct.exe (61.20 KB)
• oodtray.exe (4.26 MB)
• oodwrtlic.exe (96.70 KB)
• ooliveupdate.exe (989.20 KB)

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The current web page applies to O&O Defrag Professional version 19.5.222 alone. You can find here a few links to other O&O Defrag Professional releases:

• 27.0.8039
• 17.0.420
• 15.5.323
• 20.0.449
• 28.0.10005
• 14.0.167
• 19.0.99
• 18.10.101
• 20.0.419
• 16.0.139
• 28.0.10014
• 18.10.103
• 23.0.3579
• 14.0.173
• 15.8.813
• 14.0.177
• 14.1.305
• 22.0.2284
• 15.8.801
• 27.0.8040
• 16.0.318
• 18.0.39
• 26.0.7639
• 11.1.3362
• 19.0.69
• 20.0.427
• 27.0.8038
• 11.5.4101
• 17.0.504
• 25.1.7305
• 21.1.1211
• 16.0.183
• 23.0.3080
• 15.0.73
• 15.8.823
• 14.1.425
• 21.0.1107
• 17.5.557
• 23.5.5015
• 26.1.7709
• 24.1.6505
• 11.6.4199
• 16.0.367
• 23.0.3577
• 20.0.465
• 17.0.490
• 14.0.145
• 25.0.7210
• 26.1.7701
• 14.5.543
• 20.5.603
• 26.1.7702
• 14.5.539
• 24.5.6601
• 15.0.83
• 28.0.10008
• 17.5.559
• 23.5.5016
• 27.0.8041
• 27.0.8047
• 12.5.339
• 16.0.141
• 23.0.3094
• 23.5.5022
• 23.0.3557
• 22.1.2521
• 16.0.151
• 28.0.10012
• 20.0.461
• 15.0.107
• 16.0.345
• 23.0.3562
• 28.0.10006
• 12.5.351
• 15.8.809
• 23.0.3576
• 28.0.10011
• 26.0.7641
• 27.0.8042
• 17.0.468
• 14.1.431
• 18.9.60
• 21.0.1115
• 12.0.197
• 20.0.457
• 24.0.6023
• 17.0.422
• 16.0.306
• 26.1.7708
• 11.5.4065
• 23.5.5019
• 23.0.3572
• 14.0.205
• 12.0.213
• 28.0.10007
• 17.0.476
• 21.2.2011
• 12.0.163
• 25.5.7512
• 25.6.7601

...click to view all...
If you are manually uninstalling O&O Defrag Professional we suggest you to verify if the following data is left behind on your PC.

Folders that were left behind:

• C:\Program Files\OO Software\Defrag
• C:\Users\%user%\AppData\Local\O&O\O&O Defrag

The files below remain on your disk by O&O Defrag Professional when you uninstall it:

• C:\Program Files\OO Software\Defrag\oodag.exe
• C:\Program Files\OO Software\Defrag\oodagmg.dll
• C:\Program Files\OO Software\Defrag\oodagrs.dll
• 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
• C:\Program Files\OO Software\Defrag\oodgui.adm
• C:\Program Files\OO Software\Defrag\oodguirs.dll
• C:\Program Files\OO Software\Defrag\oodjobd.dll
• C:\Program Files\OO Software\Defrag\oodjobdr.dll
• C:\Program Files\OO Software\Defrag\oodpe.chm
• C:\Program Files\OO Software\Defrag\oodpeo.ocx
• C:\Program Files\OO Software\Defrag\oodpep.dll
• C:\Program Files\OO Software\Defrag\oodperwr.dll
• C:\Program Files\OO Software\Defrag\oodpesur.dll
• C:\Program Files\OO Software\Defrag\oodsh.dll
• C:\Program Files\OO Software\Defrag\oodshrs.dll
• C:\Program Files\OO Software\Defrag\oodsvct.exe
• C:\Program Files\OO Software\Defrag\oodtray.exe
• C:\Program Files\OO Software\Defrag\oodtrrs.dll
• C:\Program Files\OO Software\Defrag\oodwrtlic.exe
• C:\Program Files\OO Software\Defrag\ooliveupdate.exe
• C:\Program Files\OO Software\Defrag\oorwiz4.dll
• C:\Program Files\OO Software\Defrag\oosu.dll
• C:\Program Files\OO Software\Defrag\readme.txt
• C:\Program Files\OO Software\Defrag\rpcanalysis.htm
• C:\Program Files\OO Software\Defrag\rpcchkdsk.htm
• C:\Program Files\OO Software\Defrag\rpcdat01.htm
• C:\Program Files\OO Software\Defrag\rpcdefrag.htm
• C:\Program Files\OO Software\Defrag\rpcdiskcleaneropt.htm
• C:\Program Files\OO Software\Defrag\rpcdiskcleanerscan.htm
• C:\Program Files\OO Software\Defrag\rpcmn01.htm
• C:\Program Files\OO Software\Defrag\rpcspaceopt.htm
• C:\Users\%user%\AppData\Local\O&O\O&O Defrag\ocx\ocxdata.oodguisettings
• C:\Users\%user%\AppData\Local\Temp\OO Software\OO LiveUpdate\20210402173439_O&O Defrag Professional.log
• C:\Users\%user%\AppData\Local\Temp\OO Software\OO LiveUpdate\20210402173443_O&O Defrag Professional.log
• C:\Users\%user%\AppData\Local\Temp\OO Software\OO LiveUpdate\20210402173759_O&O Defrag Professional.log
• C:\Users\%user%\AppData\Local\Temp\OO Software\OO LiveUpdate\20210402173803_O&O Defrag Professional.log
• C:\Users\%user%\AppData\Local\Temp\OO Software\OO LiveUpdate\20210402174143_O&O Defrag Professional.log
• C:\Users\%user%\AppData\Local\Temp\OO Software\OO LiveUpdate\20210402184013_O&O Defrag Professional.log
• C:\Users\%user%\AppData\Roaming\Microsoft\Windows\Recent\O&O Defrag Professional 20.0 Build 449 Inclus Serial.lnk
• C:\Users\%user%\AppData\Roaming\Microsoft\Windows\Recent\O&O_Defrag_Professional_24.1_Build_6505_x64.lnk
• C:\Windows\Installer\{10F2471C-34AD-4C33-9F92-039B8BC44AC0}\app_icon.ico

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

• HKEY_CURRENT_USER\Software\O&O\O&O Defrag
• HKEY_CURRENT_USER\Software\O&O\O&O LiveUpdate\O&O Defrag Professional
• HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Installer\Products\C1742F01DA4333C4F92930B9B84CA40C
• HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Uninstall\{10F2471C-34AD-4C33-9F92-039B8BC44AC0}
• HKEY_LOCAL_MACHINE\Software\O&O\O&O Defrag
• HKEY_LOCAL_MACHINE\Software\O&O\O&O LiveUpdate\O&O Defrag Professional
• HKEY_LOCAL_MACHINE\Software\Policies\O&O\O&O Defrag

Supplementary registry values that are not cleaned:

• HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Installer\Products\C1742F01DA4333C4F92930B9B84CA40C\ProductName
• HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Installer\Folders\C:\Program Files\OO Software\Defrag\
• HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Installer\Folders\C:\WINDOWS\Installer\{10F2471C-34AD-4C33-9F92-039B8BC44AC0}\
• HKEY_LOCAL_MACHINE\System\CurrentControlSet\Services\OODefragAgent\ImagePath

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

O&O Defrag Professional is an application released by the software company O&O Software GmbH. Sometimes, computer users decide to remove it. Sometimes this is troublesome because doing this manually requires some experience related to removing Windows programs manually. The best EASY way to remove O&O Defrag Professional is to use Advanced Uninstaller PRO. Take the following steps on how to do this:





1. If you don't have Advanced Uninstaller PRO on your system, install it. This is good because Advanced Uninstaller PRO is a very efficient uninstaller and all around tool to optimize your computer.

DOWNLOAD NOW

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

2. Start Advanced Uninstaller PRO. It's recommended to take some time to admire the program's design and number of tools available. Advanced Uninstaller PRO is a powerful Windows tool.

3. Click on the General Tools button


4. Activate the Uninstall Programs tool


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

6. Navigate the list of applications until you find O&O Defrag Professional or simply activate the Search feature and type in "O&O Defrag Professional". If it is installed on your PC the O&O Defrag Professional application will be found very quickly. When you click O&O Defrag Professional in the list of apps, the following data about the program is shown to you:

• Safety rating (in the left lower corner). The star rating tells you the opinion other users have about O&O Defrag Professional, ranging from "Highly recommended" to "Very dangerous".
• Opinions by other users - Click on the Read reviews button.
• Technical information about the app you want to remove, by pressing 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{A7F1592C-02E9-435E-A918-537BDE859290}

7. Press the Uninstall button. A confirmation page will appear. Confirm the removal by pressing the Uninstall button. Advanced Uninstaller PRO will then uninstall O&O Defrag Professional.


8. After uninstalling O&O Defrag Professional, Advanced Uninstaller PRO will offer to run an additional cleanup. Click Next to start the cleanup. All the items that belong O&O Defrag Professional which have been left behind will be found and you will be able to delete them. By removing O&O Defrag Professional with Advanced Uninstaller PRO, you are assured that no Windows registry items, files or directories are left behind on your computer.

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

Geographical user distribution

Disclaimer

The text above is not a piece of advice to uninstall O&O Defrag Professional by O&O Software GmbH from your PC, we are not saying that O&O Defrag Professional by O&O Software GmbH is not a good application for your computer. This text simply contains detailed info 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 Advanced Uninstaller PRO discovered and classified as "leftovers" on other users' computers.