To learn Melly - Ku Bahagia chords, your first step should be understanding these chords - C, Fm, Bb, C, G, C, F, Bb, Eb and Ab in sequence. A strategic approach would be to train at 65 BPM initially, and then accelerate to the song's tempo of 130. Set the capo considering your vocal range and favored chords, aligned with the key: F Minor.