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

Fix Cloudflare SSL Full Strict Certificate Mismatch Error

If you set Cloudflare SSL/TLS encryption mode to Full (strict) and see a certificate mismatch err...

Fix 'Python Command Not Found' After Windows Installation

You installed Python on Windows, but when you type python in Command Prompt, you get...

Chrome Startup Crash Due to Malware: Detection and Fix

If Chrome crashes immediately upon launch, or opens to a blank page before closing, malware may b...

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 Security App Not Responding: Step-by-Step

You open Windows Security to run a scan or check protection, but the app freezes, shows a blank w...

Fixing Nginx 502 Bad Gateway in Docker Networks

You have an Nginx container proxying requests to another container (like a PHP-FPM or Node app), ...