Checklists for software errors, setup, and tool workflows.

Fix NET::ERR_CERT_AUTHORITY_INVALID via Chrome Enterprise Policy

If you see NET::ERR_CERT_AUTHORITY_INVALID in Chrome on a managed device, the is...

Fix Windows Defender Real-Time Protection Not Starting

If you see a yellow warning or a message that real-time protection is off, Windows Defender’s cor...

How to Enable Breakpoints in VS Code

If you've set a breakpoint in Visual Studio Code and it's not being hit, or you're no...

Chrome Won't Open After Update: Step-by-Step Fix

You updated Chrome, and now it won't open—no window, no error, just nothing. This is a common...

Fix Nginx 13 Permission Denied Error: Step-by-Step

You're configuring Nginx and see 13: Permission denied in the error log. This us...

Fix 'package.json Not Found' After Cloning a Repository

Symptom

You clone a repository from GitHub (or another remote), change into the directory...