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How to Clear SSH Known Hosts and Fix Host Key Verification Failed - Windows Update 0x80070020 Port Already in Use Fix-Fix pnpm Permission Denied and npm Cache Issues

2026-06-13 12:36:41windows-fixes
How to Clear SSH Known Hosts and Fix Host Key Verification Failed - Windows Update 0x80070020 Port Already in Use Fix-Fix pnpm Permission Denied and npm Cache Issues

Final checklist

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