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Fix Nginx 502 Bad Gateway for WordPress - Fix Windows Defender Port Already Allocated Registry Error-Windows Security Invalid Configuration Error Fix

2026-06-13 14:21:56
Fix Nginx 502 Bad Gateway for WordPress - Fix Windows Defender Port Already Allocated Registry Error-Windows Security Invalid Configuration Error Fix

Result check

  • Keep one change per test run so you know which step helped.
  • Undo temporary changes after the issue is confirmed.