communication

I don't own a Yuneec drone myself, but I have some questions for the owners, since neither official website, nor user manual (for Typhoon H at least), nor [email protected] seem to have an answer. How does the the drone communicate with the controller? In user manual, I've read that they transmit...

I'm having trouble with the live view on my controller not showing (or updating) what the camera is displaying. It can take up to a minute to refresh the screen. Similarly, the Typhoon sometimes is slow to do what my transceiver is telling it to do. I don't know where to go to figure these two...