if you stop the game and start it again it will get rid of your upgrades. When you press 1 it changes the background color. Also if the other upgrade pages are accessed by pressing left arrow right arrow and up and down arrows.
I made it so all songs are best heard on full volume head phones, unless you have crazy volume head phones, but the song Minecraft by C418 is in the soundtrack and it wont let me make it quieter, so my bad.
