Believe or not it's no longer there. Maybe they deleted it. But to paraphrase:
"I flew at my house with no problem, where I have wifi. Then I went over to another apartment I rent about a mile away, where I have no wifi. It said I couldn't fly...
I went to a place where there was no wifi. It said I couldn't fly because I wasn't logged in. I had just flown at my house where there is wifi. So I emailed DJI Support about this. This is their reply:
For the flight, yes it requires internet...