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

PowerShell Migration to Azure AD: Troubleshooting Guide

When you run PowerShell scripts to migrate on-premises Active Directory objects to Azure AD, you ...

Fix Microsoft Store 404 Error on Windows 11

When you see a 404 error in the Microsoft Store on Windows 11, it usually means the store can't f...

Fix GitHub Actions Cache Action Permission Denied Error

Fix 'Port Already Allocated' Error in PowerShell on Windows 10

When you try to start a service or run a script in PowerShell and see an error like "port already...

Fix Python venv Activation Script Not Running in PowerShell

You create a Python virtual environment, run the activation script, and nothing happens—or you se...

Windows Security 404 Not Found: Setup and Fix Guide

When you open Windows Security (formerly Windows Defender) and see a blank page or a '404 Not Fou...