There are simply not more ESCs connected
Просто не лишилось підключених (електронних) регуляторів (обертів)
The amount of available ESCs does not match what the flight controller is reporting
Mass storage mode can not be activated because the storage device is not ready
Prearm switch is not activated or prearm has not been toggled after disarm
be involved in the cleanup operation to ensure there were no traces
There are custom defaults for this board available
There is a newer version of the firmware available
There is no motor output protocol selected
supports every analog and digital protocol (out there)