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How to Increase FileZilla FTP Server Timeout Settings - How to Fix PuTTY Connection Refused on Ubuntu-Windows Defender Connection Refused After Update Fix

Updated 2026-06-13 12:59:15developer-tools
How to Increase FileZilla FTP Server Timeout Settings - How to Fix PuTTY Connection Refused on Ubuntu-Windows Defender Connection Refused After Update Fix
Likely symptom
Likely cause
Safe rollback

Verification route

  • Repeat the original action, not only a simplified test case.
  • Restart the app or reload the service after configuration changes.