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Jupyter Kernel Not Starting Python Environment: Fixes - Windows Defender Won't Open: Troubleshooting Guide-Resolve 'PowerShell Not Recognized' Path Issue

2026-06-14 19:31:36office-tools
Jupyter Kernel Not Starting Python Environment: Fixes - Windows Defender Won't Open: Troubleshooting Guide-Resolve 'PowerShell Not Recognized' Path Issue

Final checklist

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