To jam and learn the simple chords for 許志安 - 昨遲人 chords, practice playing D, E, F#m, C#m, D, A, F, A#, Cm, A and D in sequence. To master the tempo, it's wise to start at 60 BPM before aiming for the song's 120 BPM. Fine-tune the capo based on your vocal range, ensuring it complements the key of A Major.