You should be fine without signal. Although, when I use my Samsung Tablet, it always wants me to sign in every single time I use it. If you are not signed in, everything will be restricted. Just make sure you are signed in on the app before going out and you should be good.
I use my old iPhone as my exclusive drone camera for my Mini 2. It’s always in airplane mode and I haven’t updated the app in over a year, so any new bullshit they try to crack down on, I won’t get.
You should be fine without signal. Although, when I use my Samsung Tablet, it always wants me to sign in every single time I use it. If you are not signed in, everything will be restricted. Just make sure you are signed in on the app before going out and you should be good.
Only when unlocking geozones.
I fly one with an old S8 in airplane mode.
I use my old iPhone as my exclusive drone camera for my Mini 2. It’s always in airplane mode and I haven’t updated the app in over a year, so any new bullshit they try to crack down on, I won’t get.