Are you deploying this on a or multiple machines ? Do you currently have a Microsoft Volume Licensing account ?
A: Some users have successfully upgraded to Windows 10 via Windows Update, but this may result in activation errors (error code 0xc004f050 ) due to product key compatibility issues. windows 81 embedded industry pro product key
Replaces the standard Windows shell (Explorer) with a custom application, turning the device into a dedicated, single-purpose system. Understanding the Product Key Are you deploying this on a or multiple machines