FNF mod maker, when making the mod, click on the sprite called 'mod' and then change the message it broadcasts to any note you want, and change the wait (whatever) seconds thing. Then you are done.
Background by @purpy or idk. New stuff the engine adds: -Health bar -Progress bar -Retry screen -Polished looks -Sounds are not blasting when you hold notes now V2.3 -Missing animation -Better showcase chart -speed maker