DJI have released DJI Go V3.1.4 for Android, in this update DJI says
-Fixed bugs causing crashes that occur with a low probability
-Added support for updating No-fly Zone data from smartphone GPS
-Cancelled support for Mavic Pro and Phantom 4
This means DJI have removed support for the Mavic and Phantom 4, Users will now need to use Go 4 instead bring them inline with the Phantom 4 Pro and Inspire 2.
The Mavic and Phantom Series are available from The DJI Store