To start learning Bts - Film Out chords, delve into these chords sequence to get the song's feel: Bb, F, Gm, Eb, Bb, F and Eb. Begin your practice at a relaxed 54 BPM, then work your way up to the song's BPM of 109. With F Major as the song's key, tweak the capo to cater to your vocal pitch and chord likes.