How to Uninstall MRT Lock?

“Had installed MRT Lock earlier and uninstalled afterwards, but still cannot install other antivirus program which just prompts you to remove MRT Lock; The attached uninstall progress doesn’t work and also cannot find the MRT Lock on Control Panel…”---By numerous PC users.

Have you ever met such similar difficulties while you are uninstalling MRT Lock? MRT Lock is a well known antivirus program that has got a high reputation among many computer users, millions of broadband customer use its services to protect their computers from outside attackers. But due to some reasons, many people need to uninstall MRT Lock from their computers, and the difficulty to totally uninstall MRT Lock has made some people think that it is an impossible mission.

Free Download: MRT Lock Uninstall!

(Tested Malware & Virus Free by McAfee™)

Why is it hard to uninstall MRT Lock

Like other antivirus programs such as Passwords Base ,LapDog ,MRT Lock ,Kaspersky Security for Ultra Portables ,One Click Privacy ,SecureBlackbox (.NET) ,MRT Lock can’t be uninstalled easily and completely by the Windows Add/Remove Programs. You will definetly find that it would wast your much time to uninstall MRT Lock manually. If you decide to uninstall MRT Lock by asking the technicians in PC store, it is really not a good idea for you to spend the money for it. It is worthless! Let me tell you why it is so hard to uninstall MRT Lock. Two main reasons: 1. The original designer of MRT Lock makes it so difficult to be uninstalled in order to ask their customer keep using the software on the PC. You know, almost every application publisher will has his own business purpose. 2. Most of the PC users are not good at computer skill. They can handle the simple problems but not including the registry issue. To uninstall MRT Lock completely, you need to clean the leftover, related registry keys and registry entries of it, that is the most difficul part of uninstalling MRT Lock. If you delete the wrong folder in system disk or important registry list, you would make your PC system crash.

Why do you want to uninstall MRT Lock?

  • MRT Lock makes your computer perform very slowly.
  • MRT Lock has been expired on your PC.
  • Some of its essential files or processes are deleted by accident
  • It is not compatible with your computer system or some other programs
  • It occupies too much system space of your PC.
  • You want to use other antivirus programs then have to uninstall MRT Lock at first.

Step by step to manually uninstall MRT Lock

Uninstall MRT Lock by its attached uninstall program


  1. Go to the install folder of MRT Lock.
  2. Find out the uninstall process and activate it.
  3. Follow the prompt to finish the removing process.

Theoretically, the MRT Lock removal could be achieved after finishing the last removing step, but the fact is just not the case, you still can find some stubborn files on it and not allow you to manually delete, which actually means the unsuccessful uninstallation.

Free Download: Uninstaller MRT Lock Uninstall!

(Completely remove the MRT Lock)


Uninstall MRT Lock by Windows Add/Remove Programs

1. Open Task Manager, stop MRT Lock from running.

2. Click on the Start Menu button and then click on the Control Panel.

3. Click the Windows Add/Remove program.

4. A list of programs installed will be populated, this may take a bit of time.

5. In this list please find MRT Lock and select it by left-clicking once on it.

6. Then click on the Uninstall button to start the uninstall process for MRT Lock. A wizard should then open, which will guide you through the rest of the uninstall.

Note: When finishing the above four steps, you still need to do an additional job so that the complete removal can be achieve, that is to manually clean out those stubborn leftovers which include its install files and registry entries. But not all the users has the ability to fulfill the final manual removal process, because it is a high risky job do any modification in the Registry Editor which is a crucial part for the computer system, any removal error for those registry entries will probably cause the blue screen error or permanent system crash.

Tips: To uninstall MRT Lock compeltely, you still need to delete the related registry entries carfully.


We provide you with the guides but it is not recommended.

Go to registry editor to get rid of MRT Lock registry keys and values:
(HKEY_CURRENT_USER\Software\MRT Lock)
(HKEY_LOCAL_MACHINE\Software\MRT Lock)
(HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Run\eg ui)

Click on the START menu again and get in the Control Panel and then Folder Options then View and choose Show Hidden Files and Folders, delete the following folders:

(C:\Program Files\MRT Lock )
(C:\Document and Settings\All Users\Application Data\MRT Lock)
(C:\Documents and Settings\%USER%\Application Data\MRT Lock)


MRT Lock Registry Details
HKEY_CLASSES_ROOT\CLSID\{F4F5B989-1ACC-438A-BFC9-DA15FCC49CB4} HKEY_CLASSES_ROOT\picasa HKEY_CLASSES_ROOT\ MRT Lock \shell HKEY_CLASSES_ROOT\MRT Lock\shell\open HKEY_CLASSES_ROOT\MRT Lock\shell\open\command HKEY_CLASSES_ROOT\MRT Lock.autoplay HKEY_CLASSES_ROOT\ MRT Lock.autoplay\shell HKEY_CLASSES_ROOT\ MRT Lock.autoplay\shell\import HKEY_CLASSES_ROOT\ MRT Lock.autoplay\shell\import\command HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\explorer\autoplayhandlers\handlers\MRT Lockimportpicturesonarrival HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\MRT Lock HKEY_CLASSES_ROOT\MRT Lock\url protocol HKEY_CLASSES_ROOT\MRT Lock.autoplay\defaulticon HKEY_CURRENT_USER\Software\google\MRT Lock\MRT Lock \runtime\apppath HKEY_CURRENT_USER\Software\Microsoft\internet explorer\main\default_search_url HKEY_CURRENT_USER\Software\Microsoft\internet explorer\main\search bar HKEY_CURRENT_USER\Software\Microsoft\internet explorer\main\search page HKEY_CURRENT_USER\Software\Microsoft\internet explorer\search\default_search_url HKEY_CURRENT_USER\Software\Microsoft\internet explorer\search\searchassistant HKEY_CURRENT_USER\Software\Microsoft\internet explorer\searchurl\provider HKEY_CURRENT_USER\Software\Microsoft\search assistant\defaultsearchurl HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\explorer\autoplayhandlers\eventhandlersdefaultselection\showpicturesonarrival HKEY_LOCAL_MACHINE\Software\Microsoft\internet explorer\version vector\ MRT LockHKEY_LOCAL_MACHINE\Software\Microsoft\Windows nt\CurrentVersion\prefetcher\lasttracefailure HKEY_LOCAL_MACHINE\Software\Microsoft\Windows nt\CurrentVersion\prefetcher\tracesprocessed HKEY_LOCAL_MACHINE\Software\Microsoft\Windows nt\CurrentVersion\prefetcher\tracessuccessful HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\explorer\autoplayhandlers\handlers\MRT Lockimportpicturesonarrival\action HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\explorer\autoplayhandlers\handlers\MRT Lockimportpicturesonarrival\defaulticon HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\explorer\autoplayhandlers\handlers\MRT Lockimportpicturesonarrival\invokeprogid HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\explorer\autoplayhandlers\handlers\MRT Lockimportpicturesonarrival\invokeverb HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\explorer\autoplayhandlers\handlers\MRT Lockimportpicturesonarrival\provider HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\MRT Lock\DisplayName HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\MRT Lock\DisplayVersion HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\MRT Lock\HelpLink HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\MRT Lock\InstallLocation HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\MRT Lock\Publisher HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\MRT Lock\UninstallString HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\MRT Lock\URLInfoAbout HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\MRT Lock\VersionMajor HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\MRT Lock\VersionMinor

Uninstall errors you may encounter

Sometimes, you may encounter some error messages during the uninstalling procession. It means some of the files of this application are missing or you don't have the permission to uninstall it manually.




In this case, you should use some third party uninstall tools to force uninstall programs you don't need any more. You can avoid such uninstall error message and finish the removal powerfully.

Uninstall MRT Lock with Mighty Uninstaller

Step1: Free Download MRT Lock Uninstaller, install and run it.

Step2: Select the program you want to uninstall and click the “Uninstall” button.

Step3: Follow the uninstall wizard to completely uninstall the program.

Moreover, you can force uninstall MRT Lock or any other programs with this function of Mighty Uninstaller


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