Looking for a workable way to get QRCode Decoder SDK/LIB 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 QRCode Decoder SDK/LIB 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 QRCode Decoder SDK/LIB 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 QRCode Decoder SDK/LIB (Recommended):

This specialized uninstaller can not only help you uninstall QRCode Decoder SDK/LIB from the computer effectively, but also identify and delete all leftover files, folders and invalid registry entries belonging to QRCode Decoder SDK/LIB.

Manually Uninstall QRCode Decoder SDK/LIB:

Step 1: End all processes that are related to QRCode Decoder SDK/LIB

Step 2: Uninstall QRCode Decoder SDK/LIB

Step 3: Delete invalid entries of QRCode Decoder SDK/LIB in the registry

Step 4: Delete leftovers of QRCode Decoder SDK/LIB in hard drive

Step 1: End all processes that are related to QRCode Decoder SDK/LIB

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 QRCode Decoder SDK/LIB

You can uninstall QRCode Decoder SDK/LIB by any of the following uninstall methods:

Method 1: Uninstall QRCode Decoder SDK/LIB 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 QRCode Decoder SDK/LIB and click Uninstall to uninstall QRCode Decoder SDK/LIB

Note: Usually, computer users can uninstall programs like QRCode Decoder SDK/LIB through Control Panel. But not everything can go as people wish and problems happen sometimes. For example, users may not be able to find QRCode Decoder SDK/LIB in Control Panel, or the uninstallation is interrupted due to some strange errors. If problems happen unexpectedly and you really want to completely remove QRCode Decoder SDK/LIB 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 QRCode Decoder SDK/LIB

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

Method 3: Use System Restore to Uninstall QRCode Decoder SDK/LIB

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 QRCode Decoder SDK/LIB 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 QRCode Decoder SDK/LIB 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 QRCode Decoder SDK/LIB

Even you uninstall QRCode Decoder SDK/LIB in Control Panel and remove invalid keys in the registry, there are still some folders left in hard drive. To completely remove QRCode Decoder SDK/LIB from your system, you can go to the following locations to delete the folders of QRCode Decoder SDK/LIB.

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

Uninstall QRCode Decoder SDK/LIB via Automatic Uninstaller

Manually uninstalling QRCode Decoder SDK/LIB cannot promise a 100% removal of QRCode Decoder SDK/LIB, especially for computer users with little computer knowledge. If you have tried the above manual uninstall steps but still cannot get QRCode Decoder SDK/LIB 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.