Fix Windows Security Path Not Found Error (Code 0x80070003) - Fix DISM Source Files for PowerShell Update 0x800f081f-npm Permission Denied: Fix EACCES Cache and Global Install

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.