Microsoft Security Essentials Definition Updates is a free update package for the Microsoft Security Essentials antivirus program for Windows PC. The tool allows you to effectively deal with almost all types of threats to your computer: various viruses, trojans, spyware and malicious applications.
This service pack will help your computer function normally, helping the antivirus perform the desired tasks when you are offline.
Attention! One of the most important things is downloading the correct definitions of your system architecture: 32-bit or 64-bit, so be careful.
|Windows:||XP, Vista, 7|