Checklists for software errors, setup, and tool workflows.

Fix CMD Service Unavailable Due to Group Policy

Situation

You open Command Prompt and see an error like "Command Prompt has been disabled...

Windows Update Not Downloading: Practical Fixes

You click "Check for updates," the progress bar barely moves, or it stays at 0% for minutes. This...

Fix Windows Security Not Opening or Running Slow

If Windows Security (formerly Windows Defender) won't open or takes forever to load, it's usually...

Fix Windows Search 502 Bad Gateway Errors Caused by Firewall Blocks

You open Windows Search, type a query, and get a "502 Bad Gateway" error. This often means a fire...

Windows Defender Configuration for Maximum Protection

Windows Defender (now Microsoft Defender Antivirus) provides solid baseline protection, but defau...

How to Fix Windows Terminal Profiles JSON Error

Windows Terminal relies on a profiles.json file to store your settings. When this fi...