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Fix Firefox Secure Connection Failed Error Due to Antivirus - Windows Defender Real-Time Protection Registry Fix Tutorial-Bluetooth Missing in Device Manager Windows 11

2026-07-28 17:34:53developer-tools
Fix Firefox Secure Connection Failed Error Due to Antivirus - Windows Defender Real-Time Protection Registry Fix Tutorial-Bluetooth Missing in Device Manager Windows 11

Final checklist

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

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