Scan window of BitDefender software gives you access to System Tasks, User or Misc Tasks where you can select to start a new virus scanning process. 

New Task Properties window of BitDefender software is where you can customize the created virus scan task by selecting the Scan Level, or Path. 

The system tray menu of BitDefender software where you will have access to options like General, Antivirus or Update menu. 

BitDefender Quarantine Settings window is where you will be able to customize and adjust the quarantine settings.