zhizhu
Home / developer-tools / How to Fix 'Port Already in Use' Error on Windows - Fix Windows Stuck on Login After Update: Step-by-Step-Troubleshooting Windows Terminal Update Failure (Ubuntu Code)

How to Fix 'Port Already in Use' Error on Windows - Fix Windows Stuck on Login After Update: Step-by-Step-Troubleshooting Windows Terminal Update Failure (Ubuntu Code)

Updated 2026-06-13 17:23:10developer-tools
How to Fix 'Port Already in Use' Error on Windows - Fix Windows Stuck on Login After Update: Step-by-Step-Troubleshooting Windows Terminal Update Failure (Ubuntu Code)
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.