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

Jupyter Notebook Token Not Working After Update: Fixes

After updating Jupyter Notebook or JupyterLab, you may find that the token-based authentication n...

Fix 'Remote Desktop Command Not Found' After Update

Fix 'Port Already in Use' Error with Windows Defender Firewall

You try to start a local service or application, and it fails with an error like 'port already in...

Fix Windows Terminal Login Loop Error (Exit Code 1)

You open Windows Terminal, see a flash of a login prompt, then it closes immediately with an erro...

Fix Windows Update Connection Timeout Error

You click 'Check for updates' and after a long wait, you get a timeout error. This is common when...

Outlook 504 Gateway Timeout: Proxy and Firewall Fixes

If you see a "504 Gateway Timeout" error in Outlook, it usually means a network device (proxy or ...