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How to prevent and remove viruses and other malware
Discusses how to remove viruses, spyware, rogue software, malware, Microsoft Security Essentials, Microsoft Safety Scanner and Windows Defender Offline Beta.
I can't install Microsoft Security Essentials
Learn the different steps you can take when you are having problems installing Microsoft Security Essentials on your computer.
How do I remove a computer virus? - Microsoft Windows Help
Learn about antivirus programs, online scanners, and tools that help remove malicious software from your computer.
How do I uninstall antivirus or antispyware programs?
Learn how to remove an antivirus or anti-spyware program that is installed on your PC before installing Microsoft Security Essentials.
Microsoft Security Essentials - Microsoft Windows Help
Get help for Microsoft Security Essentials, such as how to scan and remove viruses and other malware.