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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.
Virus and Security Solution Center
Start here to get answers to your questions about Virus and Security. Look up Key Resources or Ask the Community. Explore your Self Support Options to look up top issues, error messages or troubleshooting tips. Still have questions? Submit a case using Assisted Support.
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.