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MySQL Connection Refused on Port 3306: Causes and Fixes - Resolve Docker Compose External Network Not Found-How to Restore Missing Windows Security Real-Time Protection

2026-06-13 14:15:26developer-tools
MySQL Connection Refused on Port 3306: Causes and Fixes - Resolve Docker Compose External Network Not Found-How to Restore Missing Windows Security Real-Time Protection

Final checklist

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