O&O Defrag Professional

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

This page contains thorough information on how to uninstall O&O Defrag Professional for Windows. It is produced by O&O Software GmbH. You can read more on O&O Software GmbH or check for application updates here. Please follow http://www.oo-software.com if you want to read more on O&O Defrag Professional on O&O Software GmbH's website. The program is often installed in the C:\Program Files\OO Software\Defrag folder (same installation drive as Windows). MsiExec.exe /I{295D71E4-9E8B-4C2C-8127-921059A6B215} is the full command line if you want to uninstall O&O Defrag Professional. OODefragLauncher.exe is the programs's main file and it takes around 1.56 MB (1634304 bytes) on disk.

O&O Defrag Professional is composed of the following executables which occupy 166.52 MB (174605392 bytes) on disk:

• DefragExpress.exe (141.99 MB)
• DriveLedTray.exe (39.77 KB)
• OOAPB.EXE (1.90 MB)
• oodag.exe (3.72 MB)
• oodcmd.exe (2.59 MB)
• oodcnt.exe (5.14 MB)
• oodsvct.exe (140.27 KB)
• oodtray.exe (4.92 MB)
• oodtrwnd.exe (961.77 KB)
• oodwrtlic.exe (175.27 KB)
• ooliveupdate.exe (3.40 MB)
• OODefragLauncher.exe (1.56 MB)

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The current page applies to O&O Defrag Professional version 28.0.10005 only. For other O&O Defrag Professional versions please click below:

• 27.0.8039
• 17.0.420
• 15.5.323
• 20.0.449
• 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
• 19.5.222
• 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

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Some files, folders and Windows registry data can be left behind when you want to remove O&O Defrag Professional from your computer.

Folders remaining:

• C:\Program Files\OO Software\Defrag

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

• C:\Program Files\OO Software\Defrag\D3DCompiler_47_cor3.dll
• C:\Program Files\OO Software\Defrag\de-DE\DriveLedTray.resources.dll
• C:\Program Files\OO Software\Defrag\de-DE\oodtrwnd.resources.dll
• C:\Program Files\OO Software\Defrag\DefragExpress.exe
• C:\Program Files\OO Software\Defrag\DriveLedTray.exe
• C:\Program Files\OO Software\Defrag\Launcher\OODefragLauncher.exe
• C:\Program Files\OO Software\Defrag\Microsoft.Toolkit.Uwp.Notifications.dll
• C:\Program Files\OO Software\Defrag\OOAPB.EXE
• 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\oodexttl.dll
• 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\oodpeo.ocx
• 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\oodtrwnd.exe
• 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\PenImc_cor3.dll
• C:\Program Files\OO Software\Defrag\PresentationNative_cor3.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:\Program Files\OO Software\Defrag\rpcstealth.htm
• C:\Program Files\OO Software\Defrag\vcruntime140_cor3.dll
• C:\Program Files\OO Software\Defrag\wpfgfx_cor3.dll
• C:\Users\%user%\AppData\Local\Temp\OO Software\OO LiveUpdate\20240411210412_O&O Defrag Professional.log
• C:\Users\%user%\AppData\Local\Temp\OO Software\OO LiveUpdate\20240422170245_O&O Defrag Professional.log
• C:\Users\%user%\AppData\Local\Temp\OO Software\OO LiveUpdate\20240422170251_O&O Defrag Professional.log
• C:\Users\%user%\AppData\Local\Temp\OO Software\OO LiveUpdate\20240422170516_O&O Defrag Professional.log
• C:\Users\%user%\AppData\Local\Temp\OO Software\OO LiveUpdate\20240422172317_O&O Defrag Professional.log
• C:\Users\%user%\AppData\Local\Temp\OO Software\OO LiveUpdate\20240422172415_O&O Defrag Professional.log
• C:\Users\%user%\AppData\Local\Temp\OO Software\OO LiveUpdate\20240422172421_O&O Defrag Professional.log
• C:\Users\%user%\AppData\Local\Temp\OO Software\OO LiveUpdate\20240422172647_O&O Defrag Professional.log
• C:\Users\%user%\AppData\Local\Temp\OO Software\OO LiveUpdate\20240422172649_O&O Defrag Professional.log
• C:\Users\%user%\AppData\Roaming\Microsoft\Windows\Recent\O&O Defrag 28 Professional.lnk
• C:\Windows\Installer\{18ACE5FB-96FD-4A60-BF44-3057AFA85CF4}\app_icon.exe

Registry that is not removed:

• HKEY_CURRENT_USER\Software\O&O\O&O LiveUpdate\O&O Defrag Professional
• HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Installer\Products\4E17D592B8E9C2C418722901956A2B51
• 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

Additional registry values that you should clean:

• HKEY_CLASSES_ROOT\Local Settings\Software\Microsoft\Windows\Shell\MuiCache\C:\Program Files\OO Software\Defrag\DefragExpress.exe.ApplicationCompany
• HKEY_CLASSES_ROOT\Local Settings\Software\Microsoft\Windows\Shell\MuiCache\C:\Program Files\OO Software\Defrag\DefragExpress.exe.FriendlyAppName
• HKEY_CLASSES_ROOT\Local Settings\Software\Microsoft\Windows\Shell\MuiCache\C:\Program Files\OO Software\Defrag\OOAPB.EXE.ApplicationCompany
• HKEY_CLASSES_ROOT\Local Settings\Software\Microsoft\Windows\Shell\MuiCache\C:\Program Files\OO Software\Defrag\OOAPB.EXE.FriendlyAppName
• HKEY_CLASSES_ROOT\Local Settings\Software\Microsoft\Windows\Shell\MuiCache\C:\Program Files\OO Software\Defrag\ooliveupdate.exe.ApplicationCompany
• HKEY_CLASSES_ROOT\Local Settings\Software\Microsoft\Windows\Shell\MuiCache\C:\Program Files\OO Software\Defrag\ooliveupdate.exe.FriendlyAppName
• HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Installer\Products\4E17D592B8E9C2C418722901956A2B51\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\{18ACE5FB-96FD-4A60-BF44-3057AFA85CF4}\
• HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Installer\TempPackages\C:\WINDOWS\Installer\{18ACE5FB-96FD-4A60-BF44-3057AFA85CF4}\app_icon.exe
• HKEY_LOCAL_MACHINE\System\CurrentControlSet\Services\OODefragAgent\ImagePath

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

O&O Defrag Professional is an application by O&O Software GmbH. Frequently, users want to erase this program. This is easier said than done because uninstalling this by hand requires some experience regarding PCs. One of the best QUICK procedure to erase 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 already installed on your Windows PC, install it. This is good because Advanced Uninstaller PRO is the best uninstaller and general tool to take care of your Windows computer.

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• navigate to Download Link
• download the program by clicking on the green DOWNLOAD button
• set up Advanced Uninstaller PRO

2. Run Advanced Uninstaller PRO. It's recommended to take your time to get familiar with Advanced Uninstaller PRO's interface and wealth of functions available. Advanced Uninstaller PRO is a powerful program.

3. Press the General Tools button


4. Press the Uninstall Programs tool


5. A list of the applications installed on the computer will be made available to you

6. Navigate the list of applications until you locate O&O Defrag Professional or simply click 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 automatically. When you select O&O Defrag Professional in the list of programs, the following information regarding the program is made available to you:

• Star rating (in the left lower corner). This explains the opinion other people have regarding O&O Defrag Professional, ranging from "Highly recommended" to "Very dangerous".
• Opinions by other people - Press the Read reviews button.
• Details regarding the program you are about to remove, by clicking on the Properties button.

For example 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{295D71E4-9E8B-4C2C-8127-921059A6B215}

7. Press the Uninstall button. A confirmation page will show up. accept the removal by pressing the Uninstall button. Advanced Uninstaller PRO will automatically remove O&O Defrag Professional.


8. After removing O&O Defrag Professional, Advanced Uninstaller PRO will ask you to run an additional cleanup. Press Next to perform the cleanup. All the items that belong O&O Defrag Professional that 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 can be sure that no Windows registry items, files or folders are left behind on your PC.

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

Disclaimer

This page is not a recommendation to remove 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 text only contains detailed instructions on how to remove O&O Defrag Professional in case 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 discovered and classified as "leftovers" on other users' PCs.