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Boeing alerts MAX operators to software glitch in flight guidance system

Boeing has identified a software issue in the automated flight guidance system of its 737 MAX aircraft and issued an advisory directing operators to reset the system as a precautionary measure. The glitch was detected following a missed approach incident.

LSN India · 27 September 2026

Boeing alerts MAX operators to software glitch in flight guidance system

Boeing has notified operators of its 737 MAX fleet of a software defect affecting the automated flight guidance system, recommending immediate corrective action to ensure continued safe operations. The aircraft manufacturer issued the advisory after a missed approach event highlighted the potential issue, prompting the company to implement safeguards across its MAX fleet globally.

According to the directive, operators have been instructed to reset the affected system to address the glitch. The measure is being undertaken as a precautionary step to prevent any operational complications and maintain safety standards across the fleet.

The 737 MAX has faced intense scrutiny since two fatal crashes in 2018 and 2019 prompted a prolonged global grounding. Since returning to service, the aircraft has undergone enhanced monitoring and certification procedures. This latest software advisory underscores Boeing's commitment to maintaining rigorous quality control and addressing technical issues promptly.

The exact scope of aircraft affected and any potential impact on flight operations remains to be detailed. Boeing's advisory represents standard industry practice for addressing identified technical issues in aircraft systems.