After hacking my 2DS and getting my beloved original R4DS to work again I finally returned to 2DS' home menu, and to my surprise something in game card slot icon appeared. Actually it appeared blank but detected something is inside (probably since thanks to CFW blocked flashcards are not blocked anymore). However trying to run it just left me with an error forcing to turn off the console. This made me think... how does the R4 makes the original DS and DSL autoboot into it? Is it some kind...
How does original R4 DS auto-boots?
How does original R4 DS auto-boots?