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Home / developer-tools / Fix Microsoft Store Error 0x80073d02: Step-by-Step Guide - Troubleshooting PuTTY Connection Refused Post-Reboot-Fix Port Conflicts Caused by Windows Defender

Fix Microsoft Store Error 0x80073d02: Step-by-Step Guide - Troubleshooting PuTTY Connection Refused Post-Reboot-Fix Port Conflicts Caused by Windows Defender

Updated 2026-06-13 20:29:43developer-tools
Fix Microsoft Store Error 0x80073d02: Step-by-Step Guide - Troubleshooting PuTTY Connection Refused Post-Reboot-Fix Port Conflicts Caused by Windows Defender
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.