Boeing Co still has a series of steps to complete before the 737 MAX can return to service, including submitting a pre-production version of a software update, Federal Aviation Administration chief Steve Dickson said. Dickson met with Boeing executives in Renton, Washington on Thursday and tested revised software in a simulator. The FAA has been reviewing proposed software and training changes from Boeing Co for months and it remains uncertain when Boeing will conduct a certification test flight, a step needed before its best-selling plane can fly again.

source https://finance.yahoo.com/news/faa-waiting-more-software-details-040736254.html?.tsrc=rss