To access the hidden game, all you have to do is open up a DM chat, send an emoji, and then click on it. After that, you will be transported to a yellow screen with a paddle and emoji of your choosing. The emoji will move faster as the game progresses and the background color will get darker.
https://techcrunch.com/2024/03/07/bored-go-play-this-hidden-game-in-your-instagram-dms/