As heir apparent to both the 777 and 747 families, much has been riding on the successful testing and development of the 777X ever since Boeing launched its new long-range flagship derivative program in 2013.

But as the company digs deep to survive the effects of both the COVID-19 pandemic and the 20-month grounding of the 737 MAX, the big twinjet is assuming even greater significance. The 777X will be the first commercial airliner to be certified by the FAA after the MAX and so has assumed a central role in redefining Boeing’s relationship with the U.S. regulator.

Accessexclusive subscriber-only coverage on the safety-first focus for 777X as flight tests pave way for certification phase, incorporating lessons from 737 MAX.

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