Select the game, then go to options and activate NMM, by default it is Off, change it to On, save the changes (button at the bottom) and it will detect the memory card, you will have to apply it in each game
Select the game, then go to options and activate NMM, by default it is Off, change it to On, save the changes (button at the bottom) and it will detect the memory card, you will have to apply it in each game