How to Open Ports in BitDefender (10 Steps)

Double-click the BitDefender icon in the system tray to open the BitDefender Dashboard.
Click the 'Options' button at the top of the window and select 'Expert View.'
Click the 'Firewall' tab on the left side.
Click the 'Programs' tab at the top.
Click the 'Add Rule' button.
Click the 'Apply rule to all programs' radio button at the top of the window.
Click the 'Allow' radio button under 'Permission' near the bottom.
Click the 'Advanced' tab.
Type the port number that you want to open in the 'Port(s)' fields under 'Local Address' and 'Remote Address.'
Click 'OK.'
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