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Fix 'Python' Command Not Found in Windows 10 - How to Resolve npm Build Failure in Windows-Resolving index.lock Exists Error in VS Code

2026-07-28 15:58:25office-tools

Fix 'Python' Command Not Found in Windows 10 - How to Resolve npm Build Failure in Windows-Resolving index.lock Exists Error in VS Code

Final checklist

Confirm that the same symptom is gone after a restart or refresh.
Keep the smallest working change and undo temporary diagnostic settings.