If your audit reveals a port opened by an unrecognized or insecure application, you should close it immediately to safeguard your system. Step 1: Terminate the Active Process
Example: Disable SMB if not needed:
A port is considered “open” when a Windows service or application actively listens for incoming connections on that number. Windows 11 opens ports for legitimate reasons, such as: windows 11 open ports
PowerShell provides a cleaner, more modern way to view this data. Right-click the and select Terminal (Admin) . If your audit reveals a port opened by
Open ports can be both beneficial and risky. On the one hand, open ports enable legitimate communication between devices and services, allowing you to: such as: PowerShell provides a cleaner