Pop up about braking?

[Boog0822]

What does this mean and why did it pop up and start beeping on the remote?

 

[Aotearoa Kiwi]

What does this mean and why did it pop up and start beeping on the remote?

OA obstacle avoidance has seen something and is stopping the a/c to prevent collision (could be sun or bug on sensor if you are in the clear, or need OA calibration)

 

[flightmike]

Or NFZ. What fw/sw are you on?