Dans le dossier /saves/mamexxxx/ ou /bios/mamexxxx
MAIS normalement ce fichier n est pas editable
Voir si retroarch propose une option....
No one has replied
There is a way : edit ES code, tweak it, then recompile. I think you should also edit configgen, didn't check
There are some dev basics on the wiki
For now it is not possible.
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