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Fix Microsoft Store Error 502 Bad Gateway After Update - Windows Defender Missing After Update Fix-MySQL Connection Refused on Port 3306: Causes and Fixes

2026-06-13 15:00:47
Fix Microsoft Store Error 502 Bad Gateway After Update - Windows Defender Missing After Update Fix-MySQL Connection Refused on Port 3306: 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.