How to Fix Python UnicodeDecodeError: 'utf-8' Codec Can't Decode Byte - 'python' Command Not Recognized in PowerShell Fix-How to Resolve Windows 11 Installation Assistant 99% Stall

Prepare
Execute
Validate
Document
Operational follow-up
- Record the exact option, command, or setting that changed the result.
- Keep a rollback note if the workflow affects shared files or team settings.