To start learning Westlife - My Love chords, build your understanding on these basic chords - C, F, C, D, G, D, Bm, E, A and G in sequence. I suggest starting at a calm pace of 72 BPM, and as you gain confidence, approach the song's BPM of 144. Considering the song's key of C Major, position your capo to suit your vocal and chord preferences.
