Help-me inazuma eleven go galaxy

how do i use SDlink in inazuma eleven go galaxy ???.
I’m trying to connect inazuma eleven chrone stone with inazuma eleven galaxy to unlock characters in the galaxy.

u need to have both games and then connect to the same room and then link both of them

You mean the tab “secret” ???
if it is not her … because she is only between the supernova and the bigbang