Question: what is the current os for macbook air
Answer: Written in C++ Objective - C Swift OS family Macintosh , Unix Working state Current Source model Closed source ( with open source components ) Initial release March 24 , 2001 ; 17 years ago ( 2001 - 03 - 24 ) Latest release 10.13. 6 ( 17G2208 / 15P6703 ) ( July 24 , 2018 ; 36 days ago ( 2018 - 07 - 24 ) ) ( ± ) Latest preview 10.