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Fix Chrome ERR_TUNNEL_CONNECTION_FAILED Caused by Antivirus - Add PowerShell to Windows PATH Variable-Windows Terminal SSH Refused: Causes and Fixes

2026-06-13 16:34:08macos-help
Fix Chrome ERR_TUNNEL_CONNECTION_FAILED Caused by Antivirus - Add PowerShell to Windows PATH Variable-Windows Terminal SSH Refused: Causes and Fixes

Final checklist

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