Add a dial to the watch:
Press and hold the watch screen for a long time until the watch vibrates. Continue to slide the screen to the left, and the Add Dial list will be brought up. Select your favorite dial and click it.
Add dialing to your phone:
After the watch and mobile phone are paired, open the "Health" APP and tap "Device" to enter the "Dialing Management (Center)" page. Select your favorite dial and add it.