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

Chrome Sync Not Working on Work Network: Fixes to Try

If Chrome sync stops working when you're connected to your work network, the problem is often...

Bluetooth Hardware Not Found on Windows 11: Fixes

You open Bluetooth settings in Windows 11 and see 'Bluetooth hardware not found' – no swi...

Fix Windows Update Service Not Running in Event Viewer

You open Event Viewer to check for errors after a failed Windows Update, and you see an event sta...

Fix Nginx 502 Bad Gateway on Docker Ubuntu

How to Fix Cloudflare Error 521: Origin Server Unreachable

If you see Cloudflare error 521, your origin server is not responding to Cloudflare's request...

Fix Docker Compose 'port 8080 already allocated' Error

When running docker-compose up, you may see an error like Error: Port 8080 is ...