· 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 FilesAviraAntiVir Desktop" and "HKLMSoftwareAviraAntiVir 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
· Ad-/Spyware detection

You can also see the full changelog here.