Just click the green flag. You don't need to push any buttons, the slides move on their own.
Thank you galaxy-panda3 for letting me interview you! Here is galaxy-panda3: https://scratch.mit.edu/users/galaxy-panda3/ Here is me: https://scratch.mit.edu/users/cs2091881/ https://scratch.mit.edu/studios/6812965/ Love, Favorite, Watch again, Request an Interview, Comment, Follow, and Curate My Studios!