There are tons of posts on this already. Perhaps use the little magnifying glass at the top right of the forum to do a search on the subject but here are my comments.
They are waiting for DJI to release the iOS version but they are also waiting for DJI to release a new Android version as the
Air 2S has a gimble problem with this SDK. Actually has a few other problems but that is the major one with the gimble. So sit back a watch some Youtube videos of all the beta testers in the comfort of your home till they get things straightened out.