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

Fix Command Prompt Proxy Settings 502 Bad Gateway

If you see a 502 bad gateway error when using command prompt tools like curl, npm, or git, the pr...

Fix Windows Activation Port Blocked by Another Application

When you see an error like "Windows activation port already blocked by another application," it u...

How to Fix Windows Update Stuck Loading Forever

You open Windows Update and it sits on 'Checking for updates' for hours. The progress bar barely ...

Jupyter Notebook Token Not Working? How to Reset Password

You start Jupyter Notebook, see the token prompt, paste the token from the terminal, but it fails...

Fix Windows Security Authentication Error 0x80070035

Microsoft Teams Not Working After Update: How to Fix

After a Microsoft Teams update, you might find the app won't start, hangs on loading, or shows bl...