Microsoft Security Essentials Microsoft Security Essentials



A guide to uninstall Microsoft Security Essentials from your computer

Microsoft Security Essentials is a Windows application. Read more about how to remove it from your PC. The Windows release was developed by Microsoft Corporation. You can find out more on Microsoft Corporation or check for application updates here. More details about Microsoft Security Essentials can be seen at . The application is frequently installed in the C:\Program Files\Microsoft Security Client folder. Keep in mind that this path can differ depending on the user's decision. The complete uninstall command line for Microsoft Security Essentials is C:\Program Files\Microsoft Security Client\Setup.exe /x. setup.exe is the Microsoft Security Essentials's main executable file and it occupies about 1,012.50 KB (1036800 bytes) on disk.

Microsoft Security Essentials is composed of the following executables which take 4.45 MB (4669200 bytes) on disk:



  • MpCmdRun.exe (339.71 KB)
  • MsMpEng.exe (23.25 KB)
  • msseces.exe (1.21 MB)
  • msseoobe.exe (594.38 KB)
  • NisSrv.exe (340.21 KB)
  • setup.exe (1,012.50 KB)
...click to view all...

The information on this page is only about version 4.4.304.0 of Microsoft Security Essentials. You can find below info on other releases of Microsoft Security Essentials:

...click to view all...
Microsoft Security Essentials has the habit of leaving behind some leftovers.

Folders left behind when you uninstall Microsoft Security Essentials:
  • C:\Program Files\Microsoft Security Client

Files remaining:
  • C:\Program Files\Microsoft Security Client\Backup\en-us\EULA.RTF
  • C:\Program Files\Microsoft Security Client\Backup\en-us\setupres.dll.mui
  • C:\Program Files\Microsoft Security Client\Backup\EppManifest.dll
  • C:\Program Files\Microsoft Security Client\Backup\setupres.dll
  • C:\Program Files\Microsoft Security Client\Backup\x86\dw20shared.msi
  • C:\Program Files\Microsoft Security Client\Backup\x86\epp.msi
  • C:\Program Files\Microsoft Security Client\Backup\x86\LegitLib.dll
  • C:\Program Files\Microsoft Security Client\Backup\x86\setup.exe
  • C:\Program Files\Microsoft Security Client\Backup\x86\sqmapi.dll
  • C:\Program Files\Microsoft Security Client\Backup\x86\Windows6.0-KB981889-v2.msu
  • C:\Program Files\Microsoft Security Client\Backup\x86\Windows6.1-KB981889.msu
  • C:\Program Files\Microsoft Security Client\DbgHelp.dll
  • C:\Program Files\Microsoft Security Client\Drivers\mpfilter\mpfilter.cat
  • C:\Program Files\Microsoft Security Client\Drivers\mpfilter\mpfilter.inf
  • C:\Program Files\Microsoft Security Client\Drivers\mpfilter\mpfilter.sys
  • C:\Program Files\Microsoft Security Client\Drivers\NisDrv\NisDrvWFP.cat
  • C:\Program Files\Microsoft Security Client\Drivers\NisDrv\NisDrvWFP.inf
  • C:\Program Files\Microsoft Security Client\Drivers\NisDrv\NisDrvWFP.sys
  • C:\Program Files\Microsoft Security Client\en-us\EULA.RTF
  • C:\Program Files\Microsoft Security Client\en-us\MpAsDesc.dll.mui
  • C:\Program Files\Microsoft Security Client\en-us\mpevmsg.dll.mui
  • C:\Program Files\Microsoft Security Client\en-us\MsMpRes.dll.mui
  • C:\Program Files\Microsoft Security Client\en-us\msseooberes.dll.mui
  • C:\Program Files\Microsoft Security Client\en-us\setupres.dll.mui
  • C:\Program Files\Microsoft Security Client\en-us\shellext.dll.mui
  • C:\Program Files\Microsoft Security Client\EppManifest.dll
  • C:\Program Files\Microsoft Security Client\MpAsDesc.dll
  • C:\Program Files\Microsoft Security Client\MpClient.dll
  • C:\Program Files\Microsoft Security Client\MpCmdRun.exe
  • C:\Program Files\Microsoft Security Client\MpCommu.dll
  • C:\Program Files\Microsoft Security Client\mpevmsg.dll
  • C:\Program Files\Microsoft Security Client\MpOAv.dll
  • C:\Program Files\Microsoft Security Client\MpRTP.dll
  • C:\Program Files\Microsoft Security Client\MpSvc.dll
  • C:\Program Files\Microsoft Security Client\MSESysprep.dll
  • C:\Program Files\Microsoft Security Client\MsMpCom.dll
  • C:\Program Files\Microsoft Security Client\MsMpEng.exe
  • C:\Program Files\Microsoft Security Client\MsMpLics.dll
  • C:\Program Files\Microsoft Security Client\MsMpRes.dll
  • C:\Program Files\Microsoft Security Client\msseces.exe
  • C:\Program Files\Microsoft Security Client\msseoobe.exe
  • C:\Program Files\Microsoft Security Client\msseooberes.dll
  • C:\Program Files\Microsoft Security Client\MsseWat.dll
  • C:\Program Files\Microsoft Security Client\NisIpsPlugin.dll
  • C:\Program Files\Microsoft Security Client\NisLog.dll
  • C:\Program Files\Microsoft Security Client\NisSrv.exe
  • C:\Program Files\Microsoft Security Client\NisWFP.dll
  • C:\Program Files\Microsoft Security Client\Setup.exe
  • C:\Program Files\Microsoft Security Client\SetupRes.dll
  • C:\Program Files\Microsoft Security Client\shellext.dll
  • C:\Program Files\Microsoft Security Client\SqmApi.dll
  • C:\Program Files\Microsoft Security Client\SymSrv.dll
  • C:\Program Files\Microsoft Security Client\SymSrv.yes

Registry that is not cleaned:
  • HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Uninstall\Microsoft Security Client

Use regedit.exe to remove the following additional values from the Windows Registry:
  • HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Installer\Folders\C:\Program Files\Microsoft Security Client\Drivers\
  • HKEY_LOCAL_MACHINE\System\CurrentControlSet\Services\MsMpSvc\ImagePath
  • HKEY_LOCAL_MACHINE\System\CurrentControlSet\Services\NisSrv\ImagePath




A way to uninstall Microsoft Security Essentials from your PC with the help of Advanced Uninstaller PRO

Microsoft Security Essentials is a program by Microsoft Corporation. Frequently, computer users want to uninstall it. Sometimes this is hard because performing this manually takes some advanced knowledge regarding PCs. One of the best SIMPLE solution to uninstall Microsoft Security Essentials is to use Advanced Uninstaller PRO. Take the following steps on how to do this:

1. If you don't have Advanced Uninstaller PRO already installed on your PC, install it. This is good because Advanced Uninstaller PRO is a very useful uninstaller and general utility to maximize the performance of your system.

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2. Start Advanced Uninstaller PRO. It's recommended to take your time to get familiar with the program's interface and number of tools available. Advanced Uninstaller PRO is a powerful package of utilities.

3. Press the General Tools category
Go to General Tools


4. Click on the Uninstall Programs button
Go to Uninstall Programs


5. A list of the programs existing on the PC will appear

6. Scroll the list of programs until you locate Microsoft Security Essentials or simply click the Search field and type in "Microsoft Security Essentials". If it is installed on your PC the Microsoft Security Essentials application will be found very quickly. After you click Microsoft Security Essentials in the list , some information regarding the program is made available to you:


  • Star rating (in the left lower corner). The star rating tells you the opinion other people have regarding Microsoft Security Essentials, from "Highly recommended" to "Very dangerous".
  • Reviews by other people - Press the Read reviews button.
  • Details regarding the application you wish to remove, by pressing the Properties button.
For example you can see that for Microsoft Security Essentials:


  • The web site of the program is: http://go.microsoft.com/fwlink/?LinkID=195291&mkt=en-us
  • The uninstall string is: C:\Program Files\Microsoft Security Client\Setup.exe /x
7. Press the Uninstall button. A confirmation page will appear. Confirm the removal by pressing the Uninstall button. Advanced Uninstaller PRO will automatically uninstall Microsoft Security Essentials.
Uninstall Microsoft Security Essentials


8. After uninstalling Microsoft Security Essentials, Advanced Uninstaller PRO will offer to run an additional cleanup. Click Next to go ahead with the cleanup. All the items that belong Microsoft Security Essentials which have been left behind will be detected and you will be able to delete them. By removing Microsoft Security Essentials using Advanced Uninstaller PRO, you can be sure that no Windows registry entries, files or folders are left behind on your disk.

Your Windows system will remain clean, speedy and able to serve you properly.

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Geographical user distribution

  • Windows 7 (6.1)
  • Windows XP (5.1)
  • Windows Vista (6.0)
  • 10.0
  • Windows Server 2003 (5.2)
Software Application


Disclaimer

This page is not a recommendation to uninstall Microsoft Security Essentials by Microsoft Corporation from your computer, we are not saying that Microsoft Security Essentials by Microsoft Corporation is not a good application for your computer. This text only contains detailed info on how to uninstall Microsoft Security Essentials in case you decide this is what you want to do. The information above contains registry and disk entries that Advanced Uninstaller PRO discovered and classified as "leftovers" on other users' PCs.

2016-06-19 / Written by Dan Armano for Advanced Uninstaller PRO

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Last update on: 2016-06-18 23:33:35.560