Yes. You can turn that off or on; when you open one arms it turns on and close the leg it turns off. When, however, the drone is closed up and you want to simply swap a battery, the directions implied you really needed to open the arms. I didn't...
Prudent use does suggest if you are going to go off to some wilderness area it's smart to sign out, then sign back into your account. More than one person has been really ducked by going far out of range of cell phones and been unable to fly.
My Mavic 4 Pro sticker warns me "Unfold arms before inserting or removing battery". Why is that and what is the problem caused if I fail to do that is the question I asked DJI chat. Turns out it's just a question of ensuring the battery is...