This section is only relevant for companies that would like to learn more about becoming Microsoft Security Essentials distribution partners. If you're a home or small business customer who would like to download Microsoft Security Essentials, please click the Download button.
Microsoft offers easy ways to redistribute Microsoft Security Essentials:
The Link Logo Program allows financial institutions, academic institutions, or any other company or business that has consumer-facing web-based services to offer Microsoft Security Essentials to their customers easily and at no cost.
OEMs and System Builders can pre-install Microsoft Security Essentials on their consumer-bound PCs to provide quality malware protection to their customers out of the box and at no cost. More information is available through your standard account representative or at
Language you can use on your webpages:
Here is the recommended language for talking about Microsoft Security Essentials. Use it on webpages and marketing materials.
Now you can work—and play—on your PC more safely. With Microsoft® Security Essentials, it’s easy to help protect your home or small business PC from viruses, spyware, and other malicious software for FREE* with the same award-winning technology used by millions of consumer and enterprise PCs around the world.
* Your PC must run genuine Windows to install Microsoft Security Essentials.
Internet access fees may apply while downloading.
You may use one of the Microsoft Security Essentials Link Logos (shown below) on your website to link to the
Microsoft Security Essentials download page, provided that you understand and follow these guidelines.
Except as Microsoft may authorize elsewhere, non-Microsoft websites may display only the logos provided below ("Logo"). By displaying a Logo, you agree to be bound by these guidelines.
Microsoft Security Essentials is a free* consumer product; therefore, you may only display the Logo on your consumer-facing website(s), and you may not obtain or charge any form of payment from your end users for Microsoft Security Essentials. The Logo must always be an active link to the
Microsoft Security Essentials download page. You may not use the Logo in any other manner or materials.
The Logo.jpg includes the words "Free Download" or "Learn More" to signify that the consumer will be redirected to the Microsoft Security Essentials download page. The Logo isn't an endorsement of your site.
Your webpage title and other trademarks and logos must appear at least as prominent as the Logo. You may not display the Logo in any manner that implies affiliation with, sponsorship, or endorsement by Microsoft.
The Logo must appear by itself, with a minimum spacing of ¼ the height of the Logo between each side of the Logo and other graphic or textual elements on your page. The Logo may not be used as a feature or design element of any other logo.
You may not alter the Logo in any manner, including size, proportions, colors, elements or orientation, or animate, morph or otherwise distort its perspective or appearance.
You may not display the Logo on any site that disparages Microsoft or its products or services, infringes on any Microsoft intellectual property or other rights, or violates any state, federal, or international law.
These guidelines don't grant any rights to any Microsoft logos or trademarks beyond the limited permission to display the Logo granted herein. Microsoft reserves the right in its sole discretion to terminate or modify your permission to display the Logo at any time.
Microsoft reserves the right to take action against any use that doesn't conform to these guidelines, infringes on any Microsoft intellectual property or other right, or violates other applicable law.
MICROSOFT DISCLAIMS ANY WARRANTIES THAT MAY BE EXPRESSED OR IMPLIED BY LAW REGARDING THE LOGO, INCLUDING WARRANTIES AGAINST INFRINGEMENT.
These are the official Microsoft Security Essentials logos to which the above usage guidelines apply.
Drop any of the logos below onto your webpage, point them to the
Microsoft Security Essentials home page, and offer visitors easy installation of Microsoft Security Essentials. Recommended text can be found in the
Partner Information page.
* Internet access fees may apply while downloading. Your PC must run
to install Microsoft Security Essentials.
Microsoft Security Essentials Privacy Statement
Microsoft Security Essentials License Agreement
Get more information on Microsoft Security Essentials.
Windows 8 and Windows RT include Windows Defender. Learn how it keeps your PC safer.
Get help with Microsoft Security Essentials.
Learn how your business can partner with Microsoft on helpful links for your site.