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MongoDB Compass: Authentication Failed vs Connection Refused - Windows cURL SSL Error: Practical Troubleshooting Steps-Fix Windows Defender Threat Service Not Running Error

2026-06-14 08:15:35
MongoDB Compass: Authentication Failed vs Connection Refused - Windows cURL SSL Error: Practical Troubleshooting Steps-Fix Windows Defender Threat Service Not Running Error

Result check

  • Keep one change per test run so you know which step helped.
  • Undo temporary changes after the issue is confirmed.