height adjustment

Hi. Given that the camera is very low towards the ground, I am extremely surprised that landing gear height extenders are not to be found for sale anywhere, like the ones you can easily find for DJI drones from third parties. Is there a reason why there are no landing gear height extenders for...

when I attempt to set atti mode or height or distance ranges I get a “parameter configuration failed” message. I am all connected and got this message on the bottom of my iPad screen under the Flight Control Settings. I am also not able to adjust my return home height.