User blog comment:Pokemon-Trainer-Julia/What is this game even/@comment-1344907-20150117043612/@comment-1344907-20150507235035

Press X to take a screenshot of the bottom screen, and Y for the top screen.

As for the other thing, well, the game isn't meant to be played for long bursts. Just play the game for like 10 minutes or so, then check back again a few hours later instead of playing it for like two hours straight.