Not Today has officially passed 100 million global Spotify streams! This makes it their 10th song to surpass the 100 million streams mark.
— BTS Charts 🗺 (@btschartdata) March 24, 2019
The song was initially released last February 13, 2017 (music video was released on February 20) and was released as a dual comeback along with Spring Day. It is the sixteenth track off of their repackage album of their You Never Walk Alone album.