@ll2k21 I believe you are referring to pre-installed games, they are not in the same place or in the same gamelist as regular games, but there is an option in the Emulationstation menu to hide pre-installed games, please check.
use search function : https://forum.recalbox.com/topic/20956/vulkan-driver-for-all-rpi?_=1592980340551
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With this tutorial
@riomanbearpig I suppose you are missing the corresponding cue files. Bin files need a cue file.
Doh, must have missed that when flicking through the wiki, I feel so dumb now 😞
Thanks @Substring for the point in the right direction! Helpful as always 🙂
@Pepe, I just turned off my firewall and it's working. Thanks for all the help, I now know a lot more about how this thing works. Hopefully I can help someone else in the future. 🙂
it's a buildroot system, so no modified distribution.