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

How to Generate a Cloudflare Origin Certificate

If you're using Cloudflare as a reverse proxy, you may want to encrypt traffic between your s...

Windows Security App Not Opening on Windows 10: Fixes That Work

When you click the Windows Security icon in the Start menu or taskbar and nothing happens, it’s u...

Fix Nginx Upstream Connection Refused Behind Cloudflare

If you see upstream connection refused in your Nginx error logs while using Cloudfla...

Fix npm install Permission Denied When Using nvm

If you see 'EACCES: permission denied' when running npm install while using ...

How to Fix Windows Update Service Disabled

If your Windows Update service is disabled, you'll likely see error messages like "Window...

Fix Discord Black Screen from Chrome Hardware Acceleration

Why Chrome Hardware Acceleration Causes Discord Black Screen

When Chrome uses hardware a...