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

Cloudflare 521 Error: Fixing WordPress Connection Issues

If your WordPress site shows a Cloudflare 521 error, it means Cloudflare cannot connect to your o...

Fix Firefox Secure Connection Failed DNS Error

You try to visit a website in Firefox and see 'Secure Connection Failed' with an error li...

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

Symptom

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

Fix Windows Defender Real-Time Protection After Clean Boot

You've performed a clean boot to troubleshoot an issue, but now Windows Defender's real-t...

Fix Cloudflare 521 Error: DNS Configuration Problem

If you see a Cloudflare 521 error page, it means Cloudflare's servers are unable to connect t...

How to Enable Chrome Extensions That Aren't Loading

You open Chrome and see a grayed-out extension icon. Clicking 'Enable' does nothing, or t...