Microsoft Security Essentials provides real-time protection for your home or small business PC that guards against viruses, spyware, and other malicious software.
Supported Operating System
Windows 7, Windows Vista
- Minimum system requirements for Microsoft Security Essentials
Operating System: Windows Vista (Service Pack 1, or Service Pack 2)*; Windows 7*- For Windows Vista and Windows 7, a PC with a CPU clock speed of 1.0 GHz or higher, and 1 GB RAM or higher.
- VGA display of 800 × 600 or higher.
- 200 MB of available hard disk space.
- An Internet connection is required for installation and to download the latest virus and spyware definitions for Microsoft Security Essentials.