You don't need to watch the first movie to understand this one.
The soundtrack was a major highlight, specifically the title track, which summarizes the movie's theme of heartache. Qismat 2 (2021) - IMDb Qismat 2 2021 Punjabi Movie
The film follows the intertwined lives of Shiv, Bani, and Majaz as they navigate life, love, and heartbreak. You don't need to watch the first movie