Download Microsoft Security Essentials from Official Microsoft Download Center

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File name	Download link	Size
MSEInstall.exe Click here 14.4 MB	Click here	14.4 MB
MSEInstall.exe Click here 11.7 MB	Click here	11.7 MB

If your download does not start after 30 seconds,

File Name	Download Link	Size

MSEInstall.exe Recommended click here to download manually14.4 MB	click here to download manually	14.4 MB

MSEInstall.exe Recommended click here to download manually11.7 MB	click here to download manually	11.7 MB

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Installation note:

In the following Install Instructions, please start at the step after the mention of clicking the Download button.

Product:

01
Microsoft Security Essentials
Microsoft Security Essentials provides real-time protection for your home or small business PC that guards against viruses, spyware, and other malicious software.
02
Microsoft Security Essentials Prerelease
The Microsoft Security Essentials Prerelease program allows users to run the latest & greatest versions of Security Essentials before they are publicly available
03
.NET Rocks! - Steven Lees on FeedSync
Carl and Richard talk feed synchronization with Steven Lees from Microsoft about FeedSync, a Windows Live Dev service for synchronizing RSS and Atom feeds, and FeedSync feeds across the web.

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