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

Fix Nginx 502 Bad Gateway with Docker and PHP-FPM

You have a Docker setup with Nginx proxying to a PHP-FPM container, and you're getting a 502 ...

Windows 11 Update Stuck at 0%? Fixes That Work in 2024

You click "Check for updates" or restart to install, and the progress bar sits at 0% for ...

Windows Security App Not Opening: Practical Fixes

If the Windows Security app won't open—clicking the icon does nothing, or it crashes immediat...

Fix Nginx Permission Denied for Static Files

Common Causes

When Nginx returns a 403 Forbidden or 'permission denied' error for...

Fix Windows Cannot Access Shared Folder with Password Protected Sharing

You try to access a shared folder from another computer on your network and get an error: "Wi...

How to Manually Activate a Python Virtual Environment

You've created a Python virtual environment but can't get it to activate. This guide walk...