Boeing has taken several major steps toward completing upgraded 737 MAX maneuvering characteristics augmentation system (MCAS) flight control law software in recent days, giving the company confidence that it is “making steady progress” in its bid to get the grounded MAX fleet operating again, its top executive said. The US manufacturer conducted a 40-min. final test flight of the updated MCAS control law software over western Washington state on April 16 as a prelude to an ...

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