Code 180 Mavic 2 with no RID solution: I Updated DJI Go4 App on my iPad as you said.
I did it via App store "update" and I have RID working and a RID #! Thank you this worked for me! Many thanks!!!
Controller first, it's a must with the SC and M2P due to a bug regarding video and startup sequence, at least it used to be. Haven't tried in a while :). The camera on the M2P would not work if the M2P was turned on before the SC.
I read the RID placement instructions and it said 'not to place RID over or close to other electrical components such as flight controller, IMU, antennas, RF transceivers'. Did not mention battery. Wonder if they were referring to something that...
Thinking of using this instead of activating internal Mavic 2 RID. I think that it may transmit takeoff location and drone in-flight info -- but thats it. If so, I like that and may use it in places where I want to takeoff, then walk a ways as I...