Checklists for software errors, setup, and tool workflows.

Fix Nginx Redirect Loop After SSL Certificate Install

You installed an SSL certificate, and now your site redirects in a loop. The browser shows 'E...

Fix Firefox Secure Connection Failed Due to Proxy Settings

If you see "Secure Connection Failed" in Firefox and suspect a proxy is involved, you'...

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

Symptom

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

Fix WiFi Connected But No Internet on Windows 11 Using Netsh

You connect to WiFi, see full bars, but websites won't load. This is common on Windows 11. Th...

Fix Nginx Configuration Test Failure from Rewrite Rules

You run nginx -t and get an error. The log points to a rewrite rule. This is common ...

How to Fix Error 0x80070005 in Windows Update

When Windows Update fails with error 0x80070005, it usually means the system doesn't have the...