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Windows 11 Installation Assistant Stuck at 99% After Restart - How to Fix Python Not Recognized in Windows 10-How to Solve pip Externally Managed Environment Error

Updated 2026-07-28 11:25:03office-tools
Windows 11 Installation Assistant Stuck at 99% After Restart - How to Fix Python Not Recognized in Windows 10-How to Solve pip Externally Managed Environment Error
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.