
Step 3: Now run the installer and follow the on-screen instructions to complete the installation. Switch to Compatibility tab, tick Run this program in compatibility mode for checkbox and then select Windows 7 from drop down list. Step 2: Right-click on the installer and click Properties. Please note that Microsoft Security Essentials v (.0) includes all the features of the latest version and can be updated with the newest antivirus definition (see pictures). Search for the same on Google do find the installer. Because of this, you won’t be able to download this version from Microsoft website. Find the Security Essentials icon in your System Tray (usually it’s represented by a little green house with a flag on top). Note that v isn’t the latest version but it’s the only version that can be installed in Windows 8.
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Step 1: Download Microsoft Security Essentials v Beta on your Windows 8 PC (make sure you download v).

Windows 8 users who love Microsoft Security Essentials may follow the given the below workaround to install the same in Windows 8.
