Please see this Announcement!
https://forums.flightsimulator.com/t/update-2-1-merril-c-meigs-field-kcgx-meigs-is-back-free-pro-version/358138
Feel free to discuss this on this topic:
https://forums.flightsimulator.com/t/free-professional-merril-c-meigs-field-kcgx-meigs-is-back/358224