Checklists for software errors, setup, and tool workflows.

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

Symptom

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

Fix Ethernet Connected but No Internet on Windows 11

You plug in an Ethernet cable, Windows 11 shows you're connected, but websites won't load...

Fix Windows 11 Update Stuck at 0% – BITS Service Issues

You click 'Check for updates' in Windows 11, and it sits at 0% for minutes or hours. Ofte...

Fix Windows Explorer Restarting After Update

After a Windows update, you may see Explorer repeatedly restarting—the taskbar flickers, desktop ...

Chrome Certificate Error Invalid Authority: Diagnosis Checklist

When Chrome shows NET::ERR_CERT_AUTHORITY_INVALID and refuses to load a site, it...

Cloudflare DNS Not Updating After Change: Fixes That Work

You change a DNS record in Cloudflare, wait, and the old IP still resolves. This is a common frus...