Looking for a workable way to get Oasys Columbus Personal Edition off your system? There are always many reasons that make you want to uninstall programs from your computer from time to time. To keep your computer work properly, it's always a good habit to uninstall Oasys Columbus Personal Edition you haven't used for a long time. However, we cannot have everything we wish for. There may be also many problems that make you not able to uninstall Oasys Columbus Personal Edition from your PC, such as program errors, program not listed in Programs and Features, corrupted programs and so on. Therefore, to help you out, we've also worked out a few workable methods as well.

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 Oasys Columbus Personal Edition (Recommended):

This specialized uninstaller can not only help you uninstall Oasys Columbus Personal Edition from the computer effectively, but also identify and delete all leftover files, folders and invalid registry entries belonging to Oasys Columbus Personal Edition.

Manually Uninstall Oasys Columbus Personal Edition:

Step 1: End all processes that are related to Oasys Columbus Personal Edition

Step 2: Uninstall Oasys Columbus Personal Edition

Step 3: Delete invalid entries of Oasys Columbus Personal Edition in the registry

Step 4: Delete leftovers of Oasys Columbus Personal Edition in hard drive

Step 1: End all processes that are related to Oasys Columbus Personal 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 Oasys Columbus Personal Edition

You can uninstall Oasys Columbus Personal Edition by any of the following uninstall methods:

Method 1: Uninstall Oasys Columbus Personal 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 Oasys Columbus Personal Edition and click Uninstall to uninstall Oasys Columbus Personal Edition

Note: Usually, computer users can uninstall programs like Oasys Columbus Personal 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 Oasys Columbus Personal 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 Oasys Columbus Personal 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: Reinstall to Uninstall Oasys Columbus Personal Edition

If some of program files that are needed to uninstall Oasys Columbus Personal Edition are missing or corrupted, you may fail to uninstall it. Believe it or not, reinstalling Oasys Columbus Personal Edition may do the trick. If you still keep the original disk or the download file of Oasys Columbus Personal Edition, you can try that to repair the program. After repairing the program, you can try to uninstall it again.

Method 3: Uninstall Oasys Columbus Personal 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 Oasys Columbus Personal 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 4: Uninstall Oasys Columbus Personal Edition via Command Prompt

1. Open an elevated command prompt.

In Windows 7 and Vista,

Click Start menu and type in cmd in search programs and files, right click and select Run as administrator option in the menu. Click Yes, if UAC pops up.

In Windows 8 or later,

2. In the command prompt, type wmic and press Enter.

3. Type product get name and press Enter. (Please wait for a few seconds to allow the utility to list all programs)

4. Note the name of the program you want to uninstall, including any capitalization.

5. Type product where name="name of program" call uninstall and press Enter.

6. If prompted, type Y to confirm uninstalling the program, and press Enter.

7. When successfully uninstalled, you can close the command prompt.

Method 5: Uninstall Oasys Columbus Personal 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

Step 3: Delete invalid entries of Oasys Columbus Personal 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 Oasys Columbus Personal 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 Oasys Columbus Personal Edition

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

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

Uninstall Oasys Columbus Personal Edition via Automatic Uninstaller

Manually uninstalling Oasys Columbus Personal Edition cannot promise a 100% removal of Oasys Columbus Personal Edition, especially for computer users with little computer knowledge. If you have tried the above manual uninstall steps but still cannot get Oasys Columbus Personal Edition removed from your system, it's very necessary for you to use this Automatic Uninstaller to do it for you. With only a few clicks, you can easily uninstall any stubborn program from your computer system.