Checklists for software errors, setup, and tool workflows.

1. Reproduce

2. Isolate

3. Apply

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Jupyter Kernel Not Starting in VS Code: Quick Fixes

You open a Jupyter notebook in VS Code, try to run a cell, and the kernel either hangs on "Starti...

Composer Memory Limit 1024M Still Failing: Fixes That Work

You’ve set COMPOSER_MEMORY_LIMIT=1024M or added memory_limit=1024M to <...

Fix Windows Defender Real-Time Protection Authentication Failed

When you try to turn on Windows Defender real-time protection, you might see an error saying some...

How to Repair Windows Search Using the Built-in Troubleshooter

Windows Search not returning results or indexing slowly? The built-in Search and Indexing trouble...

Fix pip install no matching distribution found offline install

When you run pip install somepackage on an offline machine and get “No matching ...

Fixing Windows Defender Dependency Conflict After Update
After a Windows update, you might see errors about a dependency conflict with Windows Defender. T...