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Fix PowerShell Slow Performance After Update - Fix Stuck Windows Update Cleanup by Clearing Cache-Fix npm install ENOENT Package.json Not Working

2026-06-14 10:26:30developer-tools
Fix PowerShell Slow Performance After Update - Fix Stuck Windows Update Cleanup by Clearing Cache-Fix npm install ENOENT Package.json Not Working

Final checklist

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