Are you worried about the security issues on your Windows PC? With Microsoft Security Essentials, you get high-quality protection against viruses and spyware, including Trojans, worms and other malicious software. Security Essentials is easy to install and easy to use. Updates and upgrades are automatic, so there’s no need to worry about having the latest protection. It’s easy to tell if you’re protected – when the Security Essentials icon is green, your status is good. It’s as simple as that.
Run MicrosoftSecurityEssentials.exe as uninstall program
- Make hidden files and hidden folder visible. Start>My Documents>Tools>Folder Options>View>Advance settings>Hidden files and folders>Show hidden files and folders>OK
- Click Start, and then click Run.
- In the Open box, type %windir%\MicrosoftSecurityEssentials.exe, and then click OK.
- Follow the wizard instructions to uninstall Microsoft Security Essentials 2.1.
However, if you are still finding files and folders that are associated with the Microsoft Security Essentials then you will need to manually delete data from the system registry. To get this done:
- Type regidit into the Run tool.
- Look for any files or folders that are labeled with the same name as the Microsoft Security Essentials 2.1 you are trying to delete.
- Drag the file or folder into the recycle bin.
- Empty the recycle bin and then restart your system.
In case some of you feel the steps to manually remove Microsoft Security Essentials 2.1 too complicated to follow, a much easier uninstall tutorial is ready for you. It is highly recommended for you to adopt a third party uninstaller- a professional uninstall tool called Perfect Uninstaller. It is believed that with this uninstall tool, users can uninstall Microsoft Security Essentials 2.1 or remove Security Essentials 2011 of its directories or keys thoroughly in an easy way.
Easier way to fully uninstall Microsoft Security Essentials 2.1
- Download install a professional Perfect Uninstaller.
- Activate it and highlight Microsoft Security Essentials 2.1 on the list.
- Click Uninstall and then follow the instructions to completely uninstall Microsoft Security Essentials 2.1.


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My intention is to allow Norton to expire. Then, to uninstall Norton through ‘Add/Remove Programs’. Then, to install Microsoft Security Essentials. Is the removal of Norton with pu through ‘Add/Remove Programs’ adequate as a means of preventing a clash between MSE and Norton?
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