When you see yellow or red, click the icon and you will be able to see the details and take actions. Green means everything is okay, yellow means that your PC is potentially unprotected, and red means that your computer is at risk. You can keep track of how your PC is doing by looking at the Microsoft Security Essentials icon in the notification area at the far right of the taskbar. It checks for updates automatically a few times a day and doesn’t slow your PC down while it works. Microsoft Security Essentials works in the background to protect your PC. How to Turn on Windows Defender for Windows 10.How to Turn on Microsoft Security Essentials (Anti-virus).How to Turn on Windows Automatic Update for Windows 10.How to Turn on Windows Automatic Update for Windows 7.How to Turn on Microsoft Security Essentials (Anti-virus) - My Community Savings
