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Get the Tools and Updates You Need

Help protect your computer–for free!

Protect
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Download Microsoft Security Essentials for free

Help shield your computer from viruses, spyware, and other malware.

Update
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Launch Windows Update

Download and install the latest security updates, which keep your computer safer online.

Fix
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Run the Microsoft Safety Scanner

Scan your computer if you think it might be infected with a virus, spyware, or other malware.

Avoid tech support phone scams

Avoid tech support phone scams

What should you do if someone calls claiming to be from Microsoft and offers to fix a problem on your computer? The right answer is usually: hang up.

Fix your hijacked web browser

Fix your hijacked web browser

Cybercriminals sometimes use malicious software to take control of a person's web browser. Find out how to protect yourself from browser hijacking.

Six tips to help you stay safer online

Six tips to help you stay safer online

Follow these steps to protect your devices, information, and family on the Internet.

May 2012 Security Updates

Security Updates

Video running time: 2:54. Get the technical or non-technical bulletin about the updates, or download the updates at Microsoft Update.

 

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