How to check what Ports are Open or Blocking in Windows 11/10

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check port open windows Checking open ports can be done using built-in tools like Command Prompt or PowerShell, which list active ports and the associated process names or identifiers..

check windows version Checking open TCP/IP ports on your Windows computer is an important step for maintaining your system’s security and efficiency. By regularly monitoring these ports, you can identify any unwanted or suspicious connections that might put your computer at risk.

checkra1n windows Learn how to use Command Prompt or a freeware tool to view the ports used by your PC and the processes or services associated with them. Also, find out how to test if a Firewall is blocking a port and how to close unwanted connections.