You cannot simply "convert" a digital download (PKG) into a physical disc image (ISO) unless you are essentially "unzipping" the package and rebuilding it into an ISO structure.
PKG files are locked. In 2021, most use a common key, but you still need to break the archive open without "installing" it. how to convert pkg to iso 2021
is currently impractical and generally not supported by the scene, as the console handles data differently and uses unique encryption keys. : You must have the correct file for the You cannot simply "convert" a digital download (PKG)