Microsoft Security Essentials 4.0 Download

Microsoft Security Essentials 4 antivirus software is available for PCs running Windows XP, Windows Vista and Windows 7 operating systems. Microsoft has silently made available Microsoft Security Essentials (MSE) 4.0 download, the latest version of the Redmond software giant’s free anti-virus/anti-malware program for Windows PCs, on April 24.

MSE 4.0 was available as beta version since late 2011. The latest version is much lighter on system resources than its earlier version and is much more easier to use. Here’s what’s changed in MSE.

mse-4-0

Microsoft launched the first version of its flagship popular antivirus software in September 2009. Since, its launch it has gained popularity. Those who haven been already using MSE 2, won’t notice much visual changes to the user interface and functionality in this version, except a few cosmetic changes and some wording changes. If you’ve joined SpyNet, you’ll notice that it has been renamed to Microsoft Active Protection Service. MSE 4 basically is a performance and bug fix release with better malware detection.

If your Windows operating system is still having MSE 2.x, please note that MSE 4.0 will be made available automatically through the Microsoft Update service.

Microsoft Security Essentials is available to all Windows users running Genuine Windows for free. Unlike commercial security suites, using MSE doesn’t need any registration, it will never expire and will never need any yearly renewals.

Download Microsoft Security Essentials 4.0

Users can download a localized version of Microsoft Security Essentials via the MSE website and via Microsoft Download Center.

Users who are interested to manually update MSE, will find this article and this article helpful.

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