The data from the recorders can be used to reconstruct the flight's final moments and determine the cause of the incident.

India has declined an offer from a UN aviation investigator to assist in the investigation of the Air India crash that resulted in 274 fatalities. The decision comes amid criticism from safety experts regarding delays in analysing crucial black box data.

Investigators have begun analyzing data from the black boxes recovered from the Air India Boeing 787 jet that crashed earlier this month, killing 270 people.