Microsoft Security Essentials
for Windows

Microsoft Security Essentials- high-quality protection against any threat.

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Microsoft Security Essentials Description

Microsoft Security Essentials provides real-time protection for your home PC that guards against viruses, spyware, and other malicious software.


Microsoft Security Essentials is a free download from Microsoft that is simple to install, easy to use, and always kept up to date so you can be assured your PC is protected by the latest technology. It's easy to tell if your PC is secure - when you're green, you're good. It's that simple.


Microsoft Security Essentials runs quietly and efficiently in the background so that you are free to use your Windows-based PC the way you want - without interruptions or long computer wait times.

Microsoft Security Essentials Screenshots

Screenshots are not available currently.

What's New in Microsoft Security Essentials 4.6.305

Release notes are not available currently.

Microsoft Security Essentials Requirements

Operating Systems:

Windows Vista / Windows7 / Windows8

System Requirements:

No additional system requirements.

Quick Specifications

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