zhizhu
Home / windows-fixes / How to Fix Command Prompt Not Opening in Ubuntu - Fix Windows Security DNS Error Caused by Antivirus Conflict-Command Prompt Fixes: A Step-by-Step Checklist

How to Fix Command Prompt Not Opening in Ubuntu - Fix Windows Security DNS Error Caused by Antivirus Conflict-Command Prompt Fixes: A Step-by-Step Checklist

Updated 2026-06-13 20:39:45windows-fixes
How to Fix Command Prompt Not Opening in Ubuntu - Fix Windows Security DNS Error Caused by Antivirus Conflict-Command Prompt Fixes: A Step-by-Step Checklist
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.