dynamic home point

OK, everybody, thanks for accepting me as a brand new member with my very first drone - so I'm a rookie... I intend to use my Phantom 4 for taking images from my sailing boat... Of course, my "Home Point" would never be the same, once I release it from one spot at a time, but the boat goes on...

I know this is Phantom forum, but since the controllers and app are the same I' have a question: We are using two new Matrice 100's with the GoApp and when I tested the dynamic home point for the controller an error message appears and says the satellite connection is to weak to mark a new...

Just confirming that P3Pro with DJI Go software on a non GPS iPad cannot update RTH position from a moving boat whether in any manual update mode or auto mode. Any work around apart from swapping to a GPS cell version iPad? I usually land manually anyhow but we drifted away from Home Point...