The student slides a blue and a red joy-con controller into a joy-con strap.
text: And you should again slide the red and the blue controllers on it.
text: You should slide from the top to bottom, I think.
text: And put it the black and
text: Yeah. Like that.
text: Great.
text: Please don't forget to lock them with the small withe thing on the bottom.
text: You can push on it.
text: Thank you.