Knowledge base for software setup, errors, and daily tool work.

Windows Security Troubleshooting Guide

Windows Security (formerly Windows Defender) usually runs quietly in the background, but sometime...

Check Windows Version via PowerShell Command Line

If you need to find your Windows version, edition, or build number from the command line, PowerSh...

Fix Windows Defender Auto Start Not Working in Windows 10

If you find that Windows Defender isn't starting automatically when you boot Windows 10, your sys...

How to Resolve Port Conflicts in Windows Terminal

You start a service or application in Windows Terminal and see an error like "port already in use...

How to Fix Abnormal Memory Usage in CMD on Windows

Fix Windows Activation Server Not Available Error

When you see the message "Windows activation server is not available" while trying to activate Wi...