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Fix Nginx 502 Bad Gateway in Docker Containers - Fix Windows Search Login Loop After Registry Edit-Windows Defender 504 Gateway Timeout Proxy Fix

2026-06-13 21:21:17office-tools
Fix Nginx 502 Bad Gateway in Docker Containers - Fix Windows Search Login Loop After Registry Edit-Windows Defender 504 Gateway Timeout Proxy Fix

Final checklist

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