friend, this time I will give you a software review I get from some reputable sites, and also that I get from the company site, perhaps a review that I made was not the original review, but I hope can be useful for you guys, thank you, read and download this

Developer	AVIRA GmbH
Product Homepage	Avira AntiVir Premium
Date Added	July 4, 2011, 12:32 GMT
License	Free to try (Shareware); $29.99 to buy
Week / All Time Downloads	147 / 26,425
Filename / Size	avira_antivir_premium_en.exe / 56.6MB
OS Support	Win 7/Vista/2000/XP

If you communicate by email or are a regular Internet user, you need extended virus protection. Avira AntiVir Premium not only combats viruses, worms, Trojans, rootkits, phishing, adware and spyware, but also protects you while surfing, thanks to WebGuard, AntiDrive-by and EmailScanner.

-AntiVir stops all types of viruses
-AntiAd/Spyware eliminates ad/spyware
-AntiPhishing protectsyour data against phishing attacks
-AntiRootkit against hidden malware
-AntiDrive-by prevents against downloading viruses when surfing
-EmailScanner scans email traffic (POP3/ SMTP/ IMAP)
-WebGuard protection against malicious websites
-RescueSystem create a bootable rescue CD
-QuickRemoval eliminate viruses at the push of a button
-NetbookSupport for laptops with low resolution
-AHeADTechnology detects even unknown viruses by profiles
-AntiVirProActiv detects unknown viruses by behavior
(only for Microsoft Windows XP, Vista, Windows 7 32-Bit systems) NEW!
-GenericRepair automatic repair of your PC NEW!
-ExpressInstallation install Avira in just 5 clicks NEW!
-AviraSupport there for you in person when questions arise

Windows XP (32 or 64 Bit), SP2

Windows Vista (32 Bit or 64 Bit), SP1

Windows 7

Windows 2000, SP4 and Update Rollup 1 At least 192 MB RAM (Windows XP)
At least 512 MB RAM (Windows Vista)
40 MB + quarantine

For installation:
100 MB (temporary)