zhizhu
Home / developer-tools / Fixing SSH Connection Refused for Linux Server via PuTTY - Remote Desktop Network Level Authentication Error Fix-Fix Windows Defender Real-Time Protection Stuck Off

Fixing SSH Connection Refused for Linux Server via PuTTY - Remote Desktop Network Level Authentication Error Fix-Fix Windows Defender Real-Time Protection Stuck Off

2026-06-13 19:17:10developer-tools
Fixing SSH Connection Refused for Linux Server via PuTTY - Remote Desktop Network Level Authentication Error Fix-Fix Windows Defender Real-Time Protection Stuck Off

Final checklist

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