Thanks much for the suggestion. I tried a firmware refresh and it seemed to take - the next time I used it I didn't have any problems. But then the following times it has been just as erratic, so likely that one good session was just luck. Another firmware refresh didn't replicate it.
Guess I'm...
The remote controller for my Mavic Pro has become erratic, likely after too much bouncing during off-road driving.
It now takes ~5 minutes to shutdown every time. I'll shut it down normally and the LED screen will continue to say Shutdown for 5 mintues, during which time the controller doesn't...