Windows 11 Open Ports Extra Quality

Add formatting:

: Press Win + R , type perfmon /res , and press Enter. Navigate to the Network tab and expand Listening Ports to see a clear list of active services.

Right-click the and select Terminal (Admin) or PowerShell (Admin) . windows 11 open ports

First published: April 2026 Target audience: Windows 11 users, system administrators, security enthusiasts

Only use this method for processes you're certain are safe to close. Terminating critical system processes can cause instability or require a reboot. Add formatting: : Press Win + R ,

Get-NetTCPConnection -State Listen

In computer networking, a port is a number assigned to a specific process or service running on a computer. It is used to identify a particular communication channel between devices over a network. When a service or application is running on a computer, it listens on a specific port for incoming connections or requests. Open ports allow incoming traffic to reach a specific application or service, enabling communication between devices. First published: April 2026 Target audience: Windows 11

: Click the Start menu, search for "Windows Defender Firewall," and select it. Then, click Advanced settings on the left sidebar. Create Inbound Rule : In the new window, click Inbound Rules on the left, then click

Curious what your Windows 11 machine looks like to the internet? Don't rely on internal tools; scan from the outside.