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

GitHub Actions YAML Syntax Error: How to Fix

You push a workflow file and see a red X—YAML syntax error. The action doesn't run. Here's how to...

Fix 'Windows Defender Not Recognized' Error in Command Prompt

How to Fix Windows Search Permission Denied Registry Error

When Windows Search fails with a 'permission denied' error in the registry, the search indexer ca...

Windows Terminal Shows Blank Screen When PowerShell Doesn't Load

You open Windows Terminal, expecting the PowerShell prompt, but instead you see a blank black or ...

How to Fix Windows Update Error 404 Not Found

You see error 404 when checking for updates in Windows Update. This usually means the update serv...