Microsoft® Windows® XP (32-bit) with Service Pack 2 or later Home/Professional/Media Center
Microsoft® Windows Vista® (32-bit and 64-bit) Starter/Home Basic/Home Premium/Business/Ultimate
Microsoft® Windows 7® (32-bit and 64-bit) Starter/Home Basic/Home Premium/Professional/Ultimate
Minimum Hardware Requirements
- 300MHz or faster processor
- 256MB of RAM (*512 MB RAM required for Recovery Tool)
- 200 MB of available hard disk space
- Standard web browser
- CD-ROM or DVD drive (if not installing via electronic Download or USB stick for e.g. Netbooks)
- Requires Internet connection for product activation
Browser support for Vulnerability Protection and Phishing Protection
- Microsoft Internet Explorer® 6.0 or higher (32-bit only)
- Mozilla Firefox® 3.0 and later
Email scanning support for POP3-and SMTP-compatible email clients
- Microsoft Internet Explorer® 6.0 (32-bit only) and later
- Mozilla Firefox® 2.0 and later