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Fix Windows Update Error 0x80072efd: Connection Refused - Fixing WireGuard Handshake Failures Behind NAT-How to Resolve Teams Camera Issues After Update

2026-06-13 13:18:27developer-tools
Fix Windows Update Error 0x80072efd: Connection Refused - Fixing WireGuard Handshake Failures Behind NAT-How to Resolve Teams Camera Issues After Update

Final checklist

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