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 http://go.microsoft.com/fwlink/?LinkID=195291&mkt=en-us. 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)

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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:

• 4.6.305.0
• 4.5.216.0
• 4.3.215.0
• 4.1.522.0
• 1.0.2498.0
• 2.1.1116.0
• 4.3.219.0
• 2.0.657.0
• 4.0.1526.0
• 4.2.223.1
• 2.0.719.0
• 4.3.216.0
• 4.0.1538.0
• 1.0.1961.0
• 1.0.1759.0
• 4.0.1111.0
• 1.0.1611.0
• 1.0.1963.0
• 4.7.205.0
• 4.8.201.0
• 2.0.375.0
• 1.0.1500.0
• 4.5
• 1.0.1959.0
• 4.8.204.0
• 4.0.1512.0
• 1.0.1407.0
• 4.0
• 2.0.522.0
• 4.9.218.0
• 1.0.1501.0
• 4.5.218.0
• 4.10.205.0
• 4.10.209.0
• 1.0.2140.0
• 4.0.1110.0

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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\amd64\dw20shared.msi
• C:\Program Files\Microsoft Security Client\Backup\amd64\epp.msi
• C:\Program Files\Microsoft Security Client\Backup\amd64\setup.exe
• C:\Program Files\Microsoft Security Client\Backup\amd64\sqmapi.dll
• 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\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\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:\Users\%user%\AppData\Roaming\Microsoft\Internet Explorer\Quick Launch\User Pinned\TaskBar\Microsoft Security Essentials.lnk

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\E:\Program Files (x86)\Microsoft Security Client\
• HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Installer\Folders\E:\Program Files\Microsoft Security Client\Drivers\

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 Windows system, add it. This is a good step because Advanced Uninstaller PRO is an efficient uninstaller and general tool to clean your Windows PC.

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• navigate to Download Link
• download the setup by pressing the green DOWNLOAD button
• install Advanced Uninstaller PRO

2. Run Advanced Uninstaller PRO. Take some time to get familiar with the program's design and number of features available. Advanced Uninstaller PRO is a very useful package of utilities.

3. Click on the General Tools category


4. Click on the Uninstall Programs button


5. All the programs existing on the PC will be shown to you

6. Scroll the list of programs until you locate Microsoft Security Essentials or simply activate the Search feature and type in "Microsoft Security Essentials". If it is installed on your PC the Microsoft Security Essentials program will be found automatically. After you click Microsoft Security Essentials in the list of programs, the following data regarding the program is made available to you:

• Safety rating (in the left lower corner). The star rating explains the opinion other people have regarding Microsoft Security Essentials, from "Highly recommended" to "Very dangerous".
• Reviews by other people - Click on the Read reviews button.
• Details regarding the application you want 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.


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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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.