I’ve gone with using a Backup and Restore of the Kodi configuration. See the new thread here on QQ:
www.quadraphonicquad.com
This can be applied to any Kodi install not just the Odroid N2 and C4 as it’s not a drive image and contains only platform/device independent add-ons and settings, although the System, Audio Settings for HDMI may need to be changed for non AMLogic Kodi installs as my Backup file was created on an Odroid N2.
Kodi: Setting up Kodi to Play MCH from a Configuration Backup
Kodi Music Settings – Complete Setup using Kodi Restore or Pre-Configured files (Version 2.0) (updated June 17 2020) New users to Kodi often find setting up Kodi quite intimidating as they’re not familiar with all the new menus and Settings required to get multichannel audio output, install...

This can be applied to any Kodi install not just the Odroid N2 and C4 as it’s not a drive image and contains only platform/device independent add-ons and settings, although the System, Audio Settings for HDMI may need to be changed for non AMLogic Kodi installs as my Backup file was created on an Odroid N2.