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Fix Windows Defender Proxy Error 0x80070422 - Fix Windows Update Hanging on Checking for Updates-How to resolve unknown directive server_name in Nginx

2026-06-14 11:53:07browser-issues
Fix Windows Defender Proxy Error 0x80070422 - Fix Windows Update Hanging on Checking for Updates-How to resolve unknown directive server_name in Nginx

Final checklist

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