"Pairing your watch with your phone is quick and easy.
1. If you have an android phone download the Wear OS by Google app from Google Play™. Here is the link: https://play.google.com/store/apps/details?id=com.google.android.wearable.app&hl=en_USf you have an Apple iPhone device, download the Wear OS by Google app from the Apple App Store. Here is the link: https://apps.apple.com/us/app/wear-os-by-google-smartwatch/id986496028
2. Open the Wear OS by Google app on your phone and follow the prompts to pair your phone and watch over a Bluetooth® connection.
3. You can also stay connected over Wi-Fi when you leave your phone in another room or at work. To turn Wi-Fi on or off, swipe down on the watch face, then tap Settings > Wi-fi settings
4. Turn on watch notifications so your phone can send updates to your watch. You can turn Wear OS notifications on or off at any time on the phone’s Settings menu."