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Setup Windows Defender to Trust an SSL Certificate - Troubleshooting exit code 203 in systemd services-Windows Activation KMS Server Connection Error Fix

2026-06-13 15:59:46developer-tools
Setup Windows Defender to Trust an SSL Certificate - Troubleshooting exit code 203 in systemd services-Windows Activation KMS Server Connection Error 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.