I also received this answer from PG Music:

The Mac version does have MIDI Chord Detection, but it is still lacking the window that suggests 4 different chord variations.

Options > MIDI Patch Maps, etc. > Insert current MIDI chord

The hotkey is command+return


BIAB 2026 Win Audiophile. Software: Fender Studio One 8, Swam horns, Acoustica-7, Notion 6, Song Master Pro, Win 11 Home. Hardware: Intel i9, 32 Gb; Presonus Quantom HD8 & Faderport 8, Royer 121, Adam Sub8 & Neumann 120 monitors.