Are you seeking for a feasible way to completely get rid of and uninstall O&O PartitionManager Professional Edition? If you're having some trouble doing that, here is the right place to help you thoroughly uninstall O&O PartitionManager Professional Edition. If O&O PartitionManager Professional Edition is corrupted or damaged, the best way to get it work properly is to uninstall it and then reinstall it. But what can you do when you receive error messages during the uninstallation process or when you can't find it in your Programs and Features? Now, in order not to make your situation worse, please stop trying your own methods to uninstall O&O PartitionManager Professional Edition, and follow the listed professional methods to remove O&O PartitionManager Professional Edition.

Possible Error Caused by Incorrect Uninstall Methods

Error example

The above error messages are all caused by incomplete uninstallation of related programs. Incompletely uninstallation of a program will leave some invalid keys in the system registry, which will cause such error pop-ups when the system still executes them.

Automatically Uninstall O&O PartitionManager Professional Edition (Recommended):

This Automatic Uninstaller will completely scan through the whole registry and hard drive and detect all files and components that belong to O&O PartitionManager Professional Edition. With this Automatic Uninstaller, uninstalling a program completely can be as easy as ABC for you in the future.

Manually Uninstall O&O PartitionManager Professional Edition:

Step 1: End all processes that are related to O&O PartitionManager Professional Edition

Step 2: Uninstall O&O PartitionManager Professional Edition

Step 3: Delete invalid entries of O&O PartitionManager Professional Edition in the registry

Step 4: Delete leftovers of O&O PartitionManager Professional Edition in hard drive

Step 1: End all processes that are related to O&O PartitionManager Professional Edition

Hold Ctrl, Shift and Esc keys on the keyboard to open Task Manager. Then click on the related process and click End Process (in Windows 7, Vista) or End Task (in Windows 8) button.

Step 2: Uninstall O&O PartitionManager Professional Edition

You can uninstall O&O PartitionManager Professional Edition by any of the following uninstall methods:

Method 1: Uninstall O&O PartitionManager Professional Edition via Control Panel

1. Press Windows key and R key to open Run command.

2. When Run command pops up, type in appwiz.cpl and then hit OK button.

3. Right click on O&O PartitionManager Professional Edition and click Uninstall to uninstall O&O PartitionManager Professional Edition

Note: Usually, computer users can uninstall programs like O&O PartitionManager Professional Edition through Control Panel. But not everything can go as people wish and problems happen sometimes. For example, users may not be able to find O&O PartitionManager Professional Edition in Control Panel, or the uninstallation is interrupted due to some strange errors. If problems happen unexpectedly and you really want to completely remove O&O PartitionManager Professional Edition from your computer system, you need to perform the following steps and manually remove all of its files and components out of the system.

Method 2: Uninstall O&O PartitionManager Professional Edition via Virus Removal Tool

Some unwanted programs can install into your computer without being noticed, as they like to spread by attaching to free software and games that people often download online. Sometimes, you cannot remember when certain program was installed on your computer until you suffer a lot from its annoying pop-ups. Usually, this kind of potentially unwanted programs can escape from the detection of your installed antivirus. If you have tried the above methods but still fail to remove O&O PartitionManager Professional Edition, it's really necessary for you to check whether it's a virus or not. Click and download this powerful Virus Removal Tool to check your PC. If it's a computer virus, it will be automatically deleted when you click Remove after the scan.

Method 3: Uninstall O&O PartitionManager Professional Edition via Windows Registry

1. Open regedit. To do so, press Windows and R keys, type in regedit and hit Enter.

2. Navigate to the following key:

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall

3. Find the program you want to uninstall, search for a string value called UninstallString in the right panel.

4. Double-click on it and copy its value.

5. Press Windows and R keys, type in cmd to open command prompt.

6. Right click, paste the value and hit Enter key. After that, the program will begin to uninstall. Click Yes when it asks for your confirmation.

Note: If you have a 64-bit Windows system, you may need to navigate to the following key to look for 32-bit programs:

HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Uninstall

Method 4: Use System Restore to Uninstall O&O PartitionManager Professional Edition

System Restore is a useful built-in utility that allows computer users to roll back to the previous state when the computer works properly. If you have a habit of creating a system restore point before installing a new program, you can roll back to this system restore point if this new piece of program is not up to your expectation or cannot be uninstalled from your computer properly.

Step 3: Delete invalid entries of O&O PartitionManager Professional Edition in the registry

Video Guide: How to back up and edit the registry

Note: It's very important for you to know that the registry is one of the most important part of the Windows system, you should be extremely careful when deleting any keys in the registry. Any small mistake can result in severe problems or even system crash. So removing O&O PartitionManager Professional Edition by editing the registry is only recommended to computer users with certain computer knowledge. If you don't want to take the risk to damage your computer system, it's recomended that you use this Automatic Registry Cleaner to clean invalid keys.

Step 4: End all processes that are related to O&O PartitionManager Professional Edition

Even you uninstall O&O PartitionManager Professional Edition in Control Panel and remove invalid keys in the registry, there are still some folders left in hard drive. To completely remove O&O PartitionManager Professional Edition from your system, you can go to the following locations to delete the folders of O&O PartitionManager Professional Edition.

C:\Program Files (x86)
C:\Program Files
C:\ProgramData
C:\Users\Default\AppData\Local
C:\Users\Default\AppData\Roaming

Uninstall O&O PartitionManager Professional Edition via Automatic Uninstaller

Not every program can be easily uninstalled by the above manual uninstall methods, as not everyone of us are good at computers and manually editing computer settings. We may fail to uninstall a program successfully due to various reasons, such as missing necessary files, strange error messages, and no permission to uninstall the program. At this time, a professional third-party uninstaller will be very handy to help us easily and completely get rid of any unwanted program off our computer system. With only a few clicks, this powerful third-party uninstaller can automatically scan and identify all files and components related to O&O PartitionManager Professional Edition and then completely remove O&O PartitionManager Professional Edition. Click and download this professional Automatic Uninstaller below to uninstall your program now.