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

Docker Daemon Not Running on Mac M1: Practical Fixes

If you're on a Mac with Apple Silicon (M1 or M2) and see "Docker daemon not running" when you try...

How to Fix Cloudflare Error 521: Web Server Is Down

If you're seeing Cloudflare error 521, it means Cloudflare can't establish a TCP connection to yo...

How to Enable Chrome Auto-Start for a Specific Profile

You want Chrome to open automatically when you log in, but with a specific profile (e.g., your wo...

Fix Microsoft Teams Dependency Conflict Permission Denied

You try to install or update a Microsoft Teams app or custom bot, and get an error like 'dependen...

Java JDK Not Recognized After Installation: Fixes and Checks