It means that 115 fights per day will be stopped. The Chief Executive and President of the company said in a letter to employees and customers that they believe the plane will be recertified before that date, but want to be reassured of its reliability ahead of its peak travel season.
A software upgrade for an anti-stall system is now being developed at the Chicago-based Boeing company. The aircraft was grounded worldwide in March after the fatal crash on Ethiopian Airlines which killed 157 people on board.