Since adding a graphic to display the button numbers for every flightstick/joystick/controller would be a lot to ask for, I was thinking maybe just adding an option to import your own graphic would be useful for a lot of people (to be displayed in the game on the controller options screen).
At the moment my HOTAS-4 has no graphic so I have to dig out a diagram each time I need to review the controls which is especially tricky in VR.
FYI this is the graphic below I’m talking about, except on my PC it’s just a greyed out “?” where the controller is shown: