Checklists for software errors, setup, and tool workflows.

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Jupyter Kernel Not Starting After Update: Fixes

After updating Jupyter or its dependencies, you might see the kernel die immediately or hang with...

Fix VS Code Integrated Terminal Not Working on Mac M1

If you're using VS Code on a Mac with an M1 (Apple Silicon) chip and the integrated terminal does...

Windows Defender 504 Timeout: Quick Troubleshooting Checklist

You open Windows Security or try to run a scan, and instead of working, you get a 504 timeout err...

How to Fix Microsoft Store Download Pending Error

You tap Install in Microsoft Store, but the download stays stuck on "Pending" and never starts. T...

Fix Windows Defender File Locked Permission Denied Error

You try to open, edit, or delete a file and get an error like File locked by Windows Defend...

Fix Windows Terminal Permission Denied on Startup
You open Windows Terminal and see a 'permission denied' error before any shell loads. This usuall...