Windows 11 Open Ports Jun 2026

The Complete Guide to Managing and Opening Ports in Windows 11

Before opening a new port, verify whether it is already open or in use by another application. Method 1: Using Command Prompt (netstat)

Active when connected to untrusted networks like coffee shops or airport Wi-Fi. This profile employs strict security configurations to hide your computer from other devices. Step 1: How to View All Open Ports on Windows 11

This article provides a comprehensive guide on how to safely open ports, check currently open ports, and manage security risks on Windows 11. What Does Opening a Port Mean? windows 11 open ports

Choose or UDP (refer to your application's documentation).

Reserved for system services and core protocols (e.g., HTTP, FTP, SSH).

Before changing your system configuration, it helps to understand how network communication works. The Complete Guide to Managing and Opening Ports

Open Terminal (Admin) and type netstat -ano | findstr LISTENING . If you see a port you don't recognize (e.g., an obscure :4444 or :1337 ), investigate the owning process immediately.

Alternatively, you can open (Ctrl + Shift + Esc), navigate to the Details tab, and sort by the PID column to locate the application manually. Method 3: Utilizing PowerShell for Advanced Inspection

netstat -an | findstr LISTENING

Specify whether the rule applies to or UDP , type the specific port number under Specific local ports , and click Next . Select Block the connection and click Next .

: You can pipe this to Select-Object to see specific details like LocalPort and OwningProcess. 2. Using Command Prompt (Netstat)

PowerShell offers modern, object-oriented cmdlets that provide highly detailed network telemetry. Step 1: How to View All Open Ports

Instead of opening a broad range of ports, open only the exact port required.

Right-click the Start menu and select or PowerShell (Admin) . To test a specific local port (e.g., port 80), run: powershell Get-NetTCPConnection -LocalPort 80 Use code with caution. How to Open Ports in Windows 11 Firewall