https://en.wikipedia.org/wiki/Flight_control_modes#Flight_mode https://en.wikipedia.org/wiki/Flight_control_modes#Flight_mo... If you read all the way down to

https://en.wikipedia.org/wiki/Flight_control_modes#Flight_mode https://en.wikipedia.org/wiki/Flight_control_modes#Flight_mo... If you read all the way down to "Direct Law", which is the most degraded of all the FBW modes, that's how a Boeing normally works. The Airbus system really makes life quite easy in a lot of ways... the aircraft will fly the exact same at maximum and minimum weights, etc.