Hi there,
I moved your post to the SDK subcategory, where it’s more likely that there are people who might know how to answer your question. Based on some posts I have seen in the past, it looked like these two lines would have worked:
autopilot_available = 1
flight_director_available = 1
Not sure why they might not anymore. You may also be interested in this Wishlist topic, which is a feature request to have autopilot added: