Avira AntiVir Personal - FREE Antivirus（原C版）：
Avira AntiVir Premium（原P版)：
Date: 16.03.2009 - Version: 9.0.0.420http://dlpe.antivir.com/package/wks_avira/win32/en/pepr/avira_antivir_premium_en.exe
Avira Premium Security Suite：
Date: 16.03.2009 - Version: 9.0.0.355
http://dlpe.antivir.com/package/wks_avira/win32/en/isec/avira_premium_security_suite_en.exe
Avira AntiVir Professional
Date: 16.03.2009 - Version: 9.0.0.703
http://dl1.pro.antivir.de/package/wks_avira/win32/en/prof/avira_antivir_professional_en.exe
KEY申请：
C版(Free Edition)
KEY下载：http://dl1.avgate.net/down/windows/hbedv.key
http://dlce.antivir.com/down/windows/hbedv.key
P版(Personal Edition）
31天：https://license.avira.com/en/promotion-t0q1aatr05zwftftgnqr
92天：https://license.avira.com/en/promotion-6dl7vtc3unbw2mzefr1b
S版(Security Suit)
92天：https://license.avira.com/en/promotion-cj0ptfb6eh8cmw6a101r
92天：https://license.avira.com/en/promotion-0vplf6s3gy16a8zc3s0d
92天：https://license.avira.com/en/promotion-hylm9fbv7chaxs8zbl83?id=JVgkM1BNUn
Server、Professional版
30天试用KEY：http://www.avira.de/en/products/test_licence.html
小红伞各版本区别：
个人免费版（F版，原C版）：Avira AntiVir Personal - Free Antivirus
个人收费版（P版）：Avira AntiVir Premium
个人安全套装(S版)：Avira Premium Security Suite
服务器版（大S版）：Avira AntiVir Server
工作站版（原W版）：Avira AntiVir Professional
手机版：Avira AntiVir Mobile
The new version number 9 should be reflected in all version numbers; however, there might still be some modules with other version numbers.
Avira AntiVir Personal - Free Antivirus, Avira AntiVir Premium and Avira Premium Security Suite
Quarantine manager: the number of columns has been reduced
Quarantine manager: send files using HTTP
System tray tool: display the status of modules on mouse-over
Last system scan: individual configuration of the alert message
Renaming "Win32 Heuristic" to "AHeAD" in the configuration panel
Support for netbooks (screen resolution)
Configuration panel: new button "Default Values". This button allows you to restore the configuration to the predefined default values
New installation folder and registry keys for all products: "C:\Program Files\Avira\AntiVir Desktop" and "HKLM\Software\Avira\AntiVir Desktop".Now there are no differences between the products AntiVir Personal, AntiVir Premium and Premium Security Suite any longer
Configuration wizard after setup
Process protection for GUI processes
File and folder protection for AntiVir files and folders
Registry protection for AntiVir keys
Scanning of locked files
Scanner: combined display of malware detections and one-click removal after an on demand scan. This option can be set in the scanner configuration
Scanner: improved system disinfection
Scanner: optimized scan on multi-processor machines
Guard: less overhead in memory
Scheduler: scheduling on multiple days of the week
Scheduler: manual starting and stopping of jobs
Avira AntiVir Premium und Avira Premium Security Suite
MailGuard: you can set up the POP3 port individually
MailGuard: AntiSpam URL categorization
WebGuard: Webcat enhancements, more categories
WebGuard: active drive-by-download protection. WebGuard can now blocks "inline frames" or "iframes"
Avira Premium Security Suite
WebGuard: Parental Control. Parental Control allows blocking certain internet site because their content is deemed unsuitable for children or adolescents. Parental control makes use of the Cobion – IBM online database.
Firewall: privileged application mode, enhanced control over application and adapter rules
Firewall: SlideUp window for firewall notifications
Firewall: Drag'n'drop for application and adapter rules
Firewall: list of trusted vendors
Firewall: automatic game mode
Avira AntiVir Personal - Free Antivirus
Ad-/Spyware detection
New system requirements:
Computer from Pentium 266 Mhz
Windows 2000 SP4 Service Rollup 1 - or
Windows XP SP2 (32 or 64 bit) - or
Windows Vista SP1 (32 or 64 bit)
Minimum 100 MB of free disk space
More disk space needed for quarantine and temporary storage
Minimum 192 MB RAM for Windows 2000 and Windows XP
Minimum 512 MB RAM for Windows Vista
Administrative rights are required for installation
Internet Explorer 6 or higher