How do you connect a Yi action camera to a phone?

How to connect Yi Action camera to phone

First press the power button at the front of the Yi Action Camera to turn it on.

Next press the WI-FI button on the side of the camera to start the WI-FI network.

On the App, press the red button to connect to the Yi Camera over Wi-FI.

You should be able to immediately see what the camera is seeing through the App.