You can go into the settings to disable the "Cut out" feature. That will prevent to cut out while flying.
Make sure that the drone don't hit any obstacle and that the propellers are ok before taking off.
Freeflight 3 recognize the Hydrofoil drone and enables the possibility to have an high angle (vertical) when used on the boat accessory. If you use a airborne night, you won't be able to go at 90°
Copied from their software update section on the right of the screen...
Two methods are available for updating your MiniDrone:With the FreeFlight 3 application