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Home / windows-fixes / Fix systemd service exit code 203 (exec format error) - Resolve Windows Defender 502 Bad Gateway with These Steps-Windows Security Setup on Mac: Boot Camp and VM Guide

Fix systemd service exit code 203 (exec format error) - Resolve Windows Defender 502 Bad Gateway with These Steps-Windows Security Setup on Mac: Boot Camp and VM Guide

2026-06-13 18:15:39windows-fixes
Fix systemd service exit code 203 (exec format error) - Resolve Windows Defender 502 Bad Gateway with These Steps-Windows Security Setup on Mac: Boot Camp and VM Guide

Final checklist

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