How to open the GBA slot on a Nintendo DS

The DS lineup all had the option to play gameboy games, hence the gba slots in the ds cases

First of all, I kinda know how the gba slot works You put the gba file in the slot2 folder It worked before but not all the time

nintendo switch lite cartridge slot It can't be done because the ds has only the gba processor or wtf is called so it can only play gba games in slot 2 You can tell that if you

nintendo ds slot 2 The Nintendo DS also comes with support for wireless standards that allow players to interact directly with others within a range of 30 meters The console