Interesting, I'll look into that
Yes, customization is also saved in skin settings, then it won't be overwritten after an upgrade.
I have also finally fixed my HDMI sound issue (not annoying - retroarch and emulationStation) with my rpi2.
Without this parameter in config.txt : dtparam=audio=on, it wasn't possible to list audio devices and no sound was played. (aplay -L and mixer command weren't working)
Information available here : R-Pi Troubleshooting - eLinux.org
I don't know if it set by default in your image. (perhaps my config.txt file hasn't been overwritten as it was only an upgrade)
Everything works fine now. (very good choice for emulationStation skins)
Thank you for your hard work. It works fine.
Last Retroarch UI is very nice.
My PS3 Bluetooth Controller is also natively supported.
I'm using this Estuary MOD skin :
Main menu can be easily customized and it includes also Estuary skinning for LibreELEC settings screen.
Is it possible to tell me Kodi actions used to launch Retroarch and EmulationStation UI? (to add two new entries to main menu)