The song, Nai Lagda, is composed by Vishal Mishra and sung by him along with Asees Kaur. Vishal Mishra has composed entire film album for the first time.

Sharing the song, Salman Khan quoted, "Presenting the first song from #Notebook, #NaiLagda. Listen and feel the love. @pranutanbahl @iamzahero @nitinrkakkar @SKFilmsOfficial @Cine1Studios @muradkhetani @ashwinvarde @VishalMMishra @AseesKaur @TSeries