How to connect Android to smartwatch? A smartwatch is not very useful without a connect to a smartphone. There are features on the smartwatch that are usable without the phone, however, most of the more robust features require the connection and communication with a smartphone.
The smartwatch and smartphone communicate via Bluetooth, so it is important that Bluetooth is turned on in both the smartwatch and the smartphone. (How to use Bluetooth on an Android phone)
Turn on both the Android device and the smartwatch, however, don’t do anything else yet. Here is a video from Google that gives very good instruction for creating the connection: