- It requires no registration, trials or renewals and will be available for download directly from Microsoft at http://www.microsoft.com/security_essentials.
- Your PC must run genuine Windows to install Microsoft Security Essentials.
- Microsoft Security Essentials will be available for Windows XP SP2 or SP3, Windows Vista and Windows 7 including Windows XP mode on both x32 and x64 PCs.
- Microsoft Security Essentials will be available in eight languages and 19 countries including Australia, Austria, Belgium, Brazil, Canada, France, Germany, Ireland, Israel, Italy, Japan, Mexico, the Netherlands, New Zealand, Singapore, Spain, Switzerland, the United Kingdom and the United States.