zhizhu
Home / macos-help / How to Set Up Python Virtual Environment Correctly - Fix 'Port Already in Use' Error in Windows 10 Command Prompt-PowerShell Not Recognized After Windows Update Fix

How to Set Up Python Virtual Environment Correctly - Fix 'Port Already in Use' Error in Windows 10 Command Prompt-PowerShell Not Recognized After Windows Update Fix

Updated 2026-06-14 05:10:21macos-help
How to Set Up Python Virtual Environment Correctly - Fix 'Port Already in Use' Error in Windows 10 Command Prompt-PowerShell Not Recognized After Windows Update Fix
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.