Free virus protection software for windows

McAfee Virus Definitions 5676 provides you with the newest protection against computer threats. This is designed for manual update. You can also use the automatic update.

AntiVirus Defender offers comprehensive protection against viruses, worms, Trojans and dialers. It checks and protects all the relevant system areas of your computer.
AntiVirus Defender is a stand-alone utility used to detect and remove major viruses. It is not a substitute for full anti-virus protection, but rather a tool to assist administrators and users when cleaning infected systems. AntiVirus Defender is regularly updated and can detect hundreds of common viruses, worms, Trojans, and dialers (including all variants of the Sober, MyDoom, Nyxem and Bagle viruses). The program offers a scanner that requires minimal processing power for repairing a compromised system.
AntiVirus Defender detects over 20,000 viruses variants and also offers full scan memory (active processes).
Key Features:
- High detection rates for viruses and spyware.
- Scanning Scheduler.
- Automatic downloads of regularly updated Virus Database.
- Small footprint, and doesnt take up much system resources.- Scan Memory for Virus.