If you really want freeware, you can use AVG, but must configure it to scann all files.
Remember, AVG=AntiVirus only. Install ad-ware for anti spyware.
If you use AVAST, Avira also the same. You must have AntiSpyware to protect you.

Install firewall also...

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Added on April 24, 2008, 12:16 pmUnless you want those Hmmm** AntiVirus, you can look for it over the net.

This post has been edited by cornelius_young: Apr 24 2008, 12:16 PM

I mean, The paid one which you can get it free... Cannot be discuss here...