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How to Fix Windows Security Token Expired Error - How to Solve VSCode SSH Permission Denied on Known Hosts-Fix 502 Bad Gateway in Windows Terminal: Firewall Steps

2026-06-13 17:05:56office-tools
How to Fix Windows Security Token Expired Error - How to Solve VSCode SSH Permission Denied on Known Hosts-Fix 502 Bad Gateway in Windows Terminal: Firewall Steps

Final checklist

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