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

Chrome Extensions Not Loading? Try This Checklist

You open Chrome, click the puzzle icon, and see your extensions are grayed out or missing entirel...

Fix Chrome Certificate Error: Invalid Authority with Proxy Settings

You open Chrome and see NET::ERR_CERT_AUTHORITY_INVALID on every site, even trus...

Fix Nginx Permission Denied for Static Files

Common Causes

When Nginx returns a 403 Forbidden or 'permission denied' error for...

Fix Cloudflare SSL Full Strict Permission Denied Error

If you're using Cloudflare's SSL/TLS encryption mode set to Full (strict) and suddenly se...

Fix Node Version Incompatible with Dependencies

You run npm install and see errors like Unsupported engine or req...