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How to Fix SSH Host Key Verification Failed Error - How to Fix Activation Error 0xc004f074 in Windows 10-ERR_TUNNEL_CONNECTION_FAILED Troubleshooting Steps

Updated 2026-06-15 02:21:14developer-tools
How to Fix SSH Host Key Verification Failed Error - How to Fix Activation Error 0xc004f074 in Windows 10-ERR_TUNNEL_CONNECTION_FAILED Troubleshooting Steps
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.