Hi,i had some problem with nintendont:the emulation of memory card made freeze on usb/sd mounting or freeze on iniziate di.I resoved this problem and i want to say how i did it,so if anyone need this it can be helpful.I took another usb and the game,this device was a bit slowy than mine and it was 32gb(my principal was 128 gb) and it worked.So i took of my usb of 32gb and took the save file .raw and I put it in the save folder of my principal usb and it worked perfectly.I hope that this can be helpful for someone