Checklists for software errors, setup, and tool workflows.

Reset OneDrive Settings Without Losing Files

If OneDrive is acting up—sync errors, wrong folder locations, or settings that won't stick—you ma...

Kubernetes kubectl Connection Refused: Causes and Fixes

You run a kubectl command and get "connection refused". This usually means kubectl can't reach th...

Fix Outlook Email Sync Failed on Ubuntu

Outlook email sync fails on Ubuntu: what to check

If Outlook (via web browser, Evolution,...

Jupyter Notebook Token Not Working After Update: Fixes

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

Fix PowerShell DNS Resolution Failed Error

If you see DNS resolution failed when running a PowerShell command that tries to con...

Why Microsoft Teams Keeps Looping at Login – Fixes That Work

You click Sign In, enter your credentials, and instead of landing in Teams you're sent back to th...