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Fix Windows Update 404 Not Found Error When Antivirus Interferes - Fix Nginx 502 Bad Gateway in Docker Containers-Resolve Windows Security Startup Error Due to Group Policy

2026-06-13 14:30:12developer-tools
Fix Windows Update 404 Not Found Error When Antivirus Interferes - Fix Nginx 502 Bad Gateway in Docker Containers-Resolve Windows Security Startup Error Due to Group Policy

Final checklist

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