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Fix 'Port Already Allocated' Error in Windows Terminal WSL - How to Fix Visual Studio Installer After Update-How to Fix npm EPERM Permission Denied

Updated 2026-06-13 17:20:30developer-tools
Fix 'Port Already Allocated' Error in Windows Terminal WSL - How to Fix Visual Studio Installer After Update-How to Fix npm EPERM Permission Denied
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.