UPDATED January 14, 2017   The instructions below are for the Aerosoft Airbus A318/A319 and A320/A321.   There have been an evolution in the Aerosoft Airbus products. So far there have been three:   Airbus X.    Support for this product has ended. Airbus X Extended (Latest version is 1.16)    Support for this product ended in December, 2016. Airbus A318/A319 and A320/A321 (Latest version as of January 14, 2017 is 1.31).  There is also a Bundle Package