Category: PowerShell & Automation

Practical PowerShell tutorials for Windows administration, scripting, diagnostics, reporting, and task automation.

Ethernet networking equipment illustrating DNS and internet connectivity troubleshooting in Windows 11

October 15, 2026 · PowerShell & Automation, Windows 11

How to Flush DNS Cache in Windows 11 (Command Prompt and PowerShell)

Learn how to clear the DNS cache in Windows 11 using ipconfig and PowerShell, check DNS resolution, and troubleshoot persistent website errors safely.

Network switch with multiple visible connection ports, illustrating network port troubleshooting

October 15, 2026 · PowerShell & Automation, Windows 11

How to Check Open Ports in Windows 11 Using PowerShell (TCP, UDP and PID)

Learn to check listening TCP and UDP ports in Windows 11, find the process using a port, test remote connectivity and troubleshoot firewall issues with PowerShell.