Keep your AVG Anti-Virus updated.

Basic antivirus and antispyware protection for Windows available to download for free. Limited features, no support, for private and non-commercial use only.

What's new:

* Added detection of new variant of I-Worm/Stration, new variants of trojans IRC/BackDoor.SdBot, Downloader.Tibs.
* Added detection of new variant of Worm/Feebs, I-Worm/Mytob, new variant of trojan Downloader.Zlob.

Highlights:
* The most downloaded software on CNET's Download.com
* Quality proven by 70 millions of users
* Easy to download, install and use
* Protection against viruses and spyware
* Compatible with Windows Vista and Windows XP

AVG Free limitations
* Basic protection only (comprehensive protection is available with AVG Internet Security)
* Limited languages (multiple languages are available with any paid product)
* No technical support (available with any paid product)
* No server protection (available with Network Editions)
* Not for commercial use (legal license available with any paid product)