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7-Zip 'Cannot Open as Archive' Error Fix - How to Read Windows Activation Logs-Command Prompt Connection Refused: Firewall Troubleshooting

Updated 2026-06-13 20:25:43developer-tools
7-Zip 'Cannot Open as Archive' Error Fix - How to Read Windows Activation Logs-Command Prompt Connection Refused: Firewall Troubleshooting
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.