How do I create a Genus Playlist in Apple Music?

I had a similar problem, for a few years actually. Turns out, I just needed to turn Genius on first.

Use Genius Shuffle or Genius Playlists in Music on Mac – Apple Support (AU)

Can't be done on an iPhone. Use Genius Shuffle or Genius Playlists in Music on Mac – Apple Support (AU)

I have never been able to create a genius playlist on Apple Music on my MacBook Pro.