@Actnash Hi - I put my NESC back to factory fresh then followed the instructions, I added km_retroarch_11_3_17 and km_snes9x2010_10_23_17 HMODS then installed SNES Mini kernel.
It boots to SNES Mini (I used Euro version) fine. But if I added extra SNES or NES then 2 things. No box art is shown...