Windows 11 Open Ports Jun 2026

This prevents external traffic from reaching the port without stopping the application.

: You can also use PowerShell with the command Get-NetTCPConnection -State Listen for a detailed, technical view of every active connection. Part 2: Opening a New Door (Port Forwarding) windows 11 open ports

Imagine your Windows 11 PC as a secure apartment building. To let friends (apps) or deliveries (data) in, you need to know which doors—called —are open and how to manage them. Part 1: The Detective Work (How to See What’s Open) You decide to check which "doors" are currently unlocked. This prevents external traffic from reaching the port

PowerShell offers a more modern way to test if a port is open on your local or a remote machine: Test-NetConnection -Port 80 To let friends (apps) or deliveries (data) in,

: This means the door is open and waiting for someone to knock.