India, Nov. 29 -- Airbus's directive for a major software fix across its A320 fleet has disrupted global flight operations, leading to cancellations and delays for several airlines. India's Directorate General of Civil Aviation (DGCA) also shared an update on how the Airbus directive affected flight ops in the country.

Authorities identified 338 A320 family planes in India, out of which more than half, precisely 55%, have undergone flight-control software updates, the DGCA said.

In its earlier statement, the air regulator had said that an Airworthiness Directive was issued to all Indian airlines to carry out the requisite software upgrades. "Based on the Airbus AOT and EASA Emergency AD, DGCA has issued a Mandatory Modification on Novem...