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

Fix Firefox Secure Connection Failed Error Due to Antivirus

You try to visit a website in Firefox and see a message like “Secure Connection Failed” or “PR_CO...

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 Explorer Keeps Restarting in Safe Mode

If you boot into Safe Mode only to see Windows Explorer crash and restart over and over, the prob...

Windows 11 Installation Assistant Not Completing Setup: Fixes

You launch the Windows 11 Installation Assistant, it runs for a while, then either stalls, throws...

Fix Cloudflare Wildcard Subdomain Page Rule Not Working

You set up a wildcard subdomain page rule in Cloudflare—like * .example.com/*—but it...

Fix Docker 'No Space Left on Device' Volume Error

When Docker reports 'no space left on device' for a volume, the symptom is often a contai...