Receiving KML/KMZ files into Aero App via Email
In order to receive the KML/KMZ files into Aero App via Email, the App needs to be opened. If it is closed it will not work.
Receiving KML/KMZ files via Airdrop (from device to another)
In order to airdrop a KML/KMZ file from device to another, the App on the receiving device should be opened to receive it in the User Overlays window. If it is not opened, it will not work.