参考
http://www.wikihow.com/Remove-the-Popup-Ads-in-Avira-Antivir
Windows 7 or Windows Vista Business/Ultimate
1 Open the control panel through Start > Control Panel.
2 Go to Administrative Tools > Local security policy.
3 Click on Software Restriction Policy > Action > Create new restriction policy.
4 Right-click, and go to additional rules > new path rule.
5 Click Browse and navigate to C:\Program Files\Avira\AntiVir Desktop\ and double-click avnotify.exe and ipmgui.exe.
6 Set the security level to Disallowed.
7 Click apply and OK.