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

How to Fix OBS Black Screen on Mac

If you see a black screen in OBS when trying to capture your display or a specific window on Mac,...

Python Module Not Found Despite pip list Showing It

You run pip list and see the module is installed, but when you try to import it in P...

Fix Windows Update Proxy Error on Windows 10

If you see a proxy error when running Windows Update on Windows 10, it usually means the system c...

Fix Chrome ERR_TUNNEL_CONNECTION_FAILED When Using VPN

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...

Windows Activation Service Unavailable in Safe Mode: Fix

When you boot Windows into Safe Mode, you may see an error that the Software Licensing service (s...