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Fix 'ffmpeg command not found' After Update - Windows Security Token Expired: Troubleshooting Checklist-How to Fix npm Dependency Conflicts

2026-06-13 17:56:35developer-tools
Fix 'ffmpeg command not found' After Update - Windows Security Token Expired: Troubleshooting Checklist-How to Fix npm Dependency Conflicts

Final checklist

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