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Fix Windows Defender Proxy Error Sync Issue - Fix Microsoft Teams 502 Bad Gateway on Windows 11-Remote Desktop Network Level Authentication Setup Error Fix

2026-06-14 02:32:49developer-tools
Fix Windows Defender Proxy Error Sync Issue - Fix Microsoft Teams 502 Bad Gateway on Windows 11-Remote Desktop Network Level Authentication Setup 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.