Practical software fixes, setup guides, and tool workflows.

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...

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

Symptom

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

Fix Chrome Extensions Not Loading Due to Sync Issues

You open Chrome and notice some extensions are missing or not loading. This often happens when sy...

How to Fix Cloudflare 521 Error on Apache Servers

If you see a Cloudflare 521 error, it means Cloudflare’s network cannot reach your origin server....

Fix ERR_CERT_AUTHORITY_INVALID on Localhost

When testing a local web app, you may see ERR_CERT_AUTHORITY_INVALID in Chrome or si...

Fix DNS Probe Finished NXDOMAIN on Custom DNS Server

If you see “DNS PROBE FINISHED NXDOMAIN” in Chrome or another browser while using a custom DNS se...