In KiCad V8: PCB Editor / Place / Dimension / Add Leader Footprint Editor / Place / Add Leader
And these functions are also in the toolbar on the right side of the canvas. Do a long click on the dimensioning icon to open a selection for the type of dimensions you want to create.
yeah, I’ve used the font idea.
But the leader in the place menu is exactly what I was looking for. A nice arrow with a text attached to it to point at something.