How can I uninstall Efficient Calendar Portable Edition completely from my computer? This question is not only asked by you. Many computer users are also searching for the solutions to remove Efficient Calendar Portable Edition from their computer systems. It's very easy to install a program, as what you need to do is to double click on its installer and follow its installer. But it becomes more complicated when you want to uninstall it completely from your computer, for you may run into various problems during the uninstallation process, such as strange error messages, failure to find it in Programs and Features. If you're searching for effective solutions to remove Efficient Calendar Portable Edition, please check the uninstall methods below.

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 Efficient Calendar Portable Edition (Recommended):

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

Manually Uninstall Efficient Calendar Portable Edition:

Step 1: End all processes that are related to Efficient Calendar Portable Edition

Step 2: Uninstall Efficient Calendar Portable Edition

Step 3: Delete invalid entries of Efficient Calendar Portable Edition in the registry

Step 4: Delete leftovers of Efficient Calendar Portable Edition in hard drive

Step 1: End all processes that are related to Efficient Calendar Portable 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 Efficient Calendar Portable Edition

You can uninstall Efficient Calendar Portable Edition by any of the following uninstall methods:

Method 1: Uninstall Efficient Calendar Portable 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 Efficient Calendar Portable Edition and click Uninstall to uninstall Efficient Calendar Portable Edition

Note: Usually, computer users can uninstall programs like Efficient Calendar Portable 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 Efficient Calendar Portable 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 Efficient Calendar Portable 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 Efficient Calendar Portable Edition

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

Method 3: Uninstall Efficient Calendar Portable Edition using its Uninstall.exe

If you cannot find Efficient Calendar Portable Edition in Programs and Features, then you may be able to uninstall it thru its uninstall.exe.

a. For 32-bit Windows 7, Vista, 8 or later, open the C:\Program Files folder, open the program's folder (ex: WinRAR), and go to step 3 below.

b. For 64-bit Windows 7, Vista, 8 or later, open either the C:\Program Files folder for an installed 64-bit program or C:\Program Files (x86) folder for a installed 32-bit program, and open the program's folder (ex: WinRAR).

Step 3: Delete invalid entries of Efficient Calendar Portable 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 Efficient Calendar Portable 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 Efficient Calendar Portable Edition

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

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

Uninstall Efficient Calendar Portable Edition using a Professional Third-Party Uninstaller

Many computer users don't like using the built-in uninstall utility in Windows Operating System to uninstall a program, because it often leaves behind some program files. Most of the time, a program will leave behind some files and keep your settings in your system. For example, some demo versions of program will leave some files saying that they have expired to prevent you from get another free trial again. Some programs even refuse to be uninstalled, as their publishers want to force users to keep using their programs or services. No matter what problem you run into during the uninstallation process, at this time, a professional third-party uninstaller is the best solution to completely get rid of an unwanted program, as it will forcibly and completely uninstall and remove any unwanted program off your computer with only a few clicks. Click and download this professional third-party Uninstaller now.