Knock Knock Chords by Mac Miller

To start learning Mac Miller - Knock Knock chords, build your understanding on these basic chords - A, D, B, G, D, G and D in sequence. A strategic approach would be to train at 54 BPM initially, and then accelerate to the song's tempo of 109. Fine-tune the capo based on your vocal range, ensuring it complements the key of B Minor.