To start learning Beyoncé - I Miss You chords, build your understanding on these basic chords - Gb, B, Gb, Db, Bbm, B, Abm, Db and B in sequence. To build a solid grasp, start slowly at 42 BPM and then match the original tempo of 84 BPM. With Gb Major as the song's key, tweak the capo to cater to your vocal pitch and chord likes.