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

Fix 'Token Expired' in Microsoft Teams Without Reinstalling

You're in a meeting, or trying to sign in, and Microsoft Teams says your token has expired. The k...

Microsoft Teams Not Connecting to Server: Practical Fixes

When Microsoft Teams won't connect to the server, you typically see a persistent "Reconnecting" m...

Fix Microsoft Store 504 Gateway Timeout Not Loading

When you open Microsoft Store and see a 504 Gateway Timeout error, the app may not load at all. T...

Jupyter Kernel Dead: Common Causes and Fixes

You're working in a Jupyter notebook, and suddenly the kernel dies. The notebook becomes unrespon...

Fix Chrome DNS Server Not Responding on Windows 10

When Chrome shows 'DNS server not responding' on Windows 10, it usually means the browser can't r...

Fix Laravel Artisan Command Not Found on Ubuntu