Press the M button to mute. Do not type any letters other than M until it instructs you to. After you type a letter, wait till you go back to the cell slide, then click a different key.
Music from Geometry-dash. And a small snippet from Moonlight Sonata 1st movement by Beethoven, and also from Beethoven/Liszt - Symphony 5 1st Movement. I made this project for science. sup
