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FAA delays Boeing 737 MAX 10 certification over flight-management software issue

The FAA has put MAX 10 certification on hold until a newly disclosed flight-management software issue is resolved, turning the earlier software review into a direct schedule setback for Boeing’s largest 737 MAX variant.

Archive view of a Boeing 737 MAX cockpit showing the flight displays, control yokes, center pedestal and overhead panel.
Archive photograph: a Boeing 737 MAX cockpit. The image shows the flight-deck context for the software issue; it is not a photograph of a specific affected flight. GeoMancer448 / Wikimedia Commons · CC BY 4.0

The Federal Aviation Administration has delayed certification of Boeing’s 737 MAX 10 until a newly disclosed flight-management software issue is resolved. FAA Administrator Bryan Bedford said the regulator will not certify the largest MAX variant until it is satisfied the problem does not create an unacceptable risk.

The underlying issue is the same one Boeing disclosed over the weekend: in a specific missed-approach or go-around sequence, some flight-management software can remove automated vertical guidance and increase pilot workload. Boeing says pilots retain control, existing procedures cover the scenario and engineers are developing a permanent software correction.

The software review now has a certification consequence

When Boeing first disclosed the problem, the immediate story was an FAA review of a narrow flight-management failure mode. On September 28, Bedford made the regulatory consequence explicit: the FAA will hold off certifying the MAX 10 until it is satisfied the issue has been addressed.

Reuters reported that the MAX 10 had been widely expected to receive certification in October. Bedford did not say whether the new delay would last days, weeks or months, so the current evidence supports a delay—not a specific replacement certification date.

What the software problem does—and does not do

The problem can occur in a specific landing sequence after a missed approach, when crews alter the pre-programmed flight path. In that scenario, automated vertical guidance can become unavailable, increasing crew workload during a go-around.

Bedford said pilots remain in control of the aircraft. Boeing says existing operating procedures and training cover the condition while engineers work on a permanent update, so the issue should not be described as a total loss of the autopilot or as proof that every 737 MAX is unsafe.

Airline exposure is uneven while Boeing works on the fix

WestJet told Reuters that some aircraft in its MAX fleet use the software under review, but the airline said it has not experienced related in-service events and does not view the issue as a safety concern. United and Alaska said their current aircraft do not use the affected version.

United also said it is not accepting deliveries equipped with the software version under review. That makes the practical impact broader than a software bulletin: the fix now affects MAX 10 certification timing and, for some customers, delivery planning.

Archive photograph of a Norwegian Boeing 737-8 MAX descending with its landing gear extended against a blue sky.
Archive photograph: a Norwegian Boeing 737-8 MAX landing in Germany on September 7, 2026. It is context for the aircraft type and is not identified as using the affected software. André Gerwing / Wikimedia Commons · CC BY-SA 4.0