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Fix kubectl Connection Refused to Localhost - How to Fix UFW Firewall Port Not Open in Ubuntu-Windows Defender Version Mismatch Fix Guide

2026-06-13 13:21:10browser-issues
Fix kubectl Connection Refused to Localhost - How to Fix UFW Firewall Port Not Open in Ubuntu-Windows Defender Version Mismatch Fix 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.