zhizhu
Home / macos-help / Fix Putty Connection Refused on Port 22 - Fix Windows Defender Version Mismatch Error-How to Resolve Windows Update Error 0x800f081f

Fix Putty Connection Refused on Port 22 - Fix Windows Defender Version Mismatch Error-How to Resolve Windows Update Error 0x800f081f

Updated 2026-06-13 13:39:50macos-help
Fix Putty Connection Refused on Port 22 - Fix Windows Defender Version Mismatch Error-How to Resolve Windows Update Error 0x800f081f
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.