2. My Watch > General > Wrist Detection must be turned on (default).
3. my watch > in terms of health, the data of birthday, gender, height and weight should be accurate.
4. My Watch > General > During exercise and fitness, the heart rate and fitness tracking functions should be turned on.
5. my watch > during fitness activities, all switches should be fully opened as much as possible.
In addition, iPhone settings >; Privacy >; Location service > In the system service, motion correction and distance suggestion should also be turned on to better correct the data related to motion distance.
Specifically, when exercising, you can choose the corresponding exercise program in the fitness software of the watch, or install a third-party sports App to help you exercise better. The three rings of fitness activities are suggested to be added to the dial, so that you can pay more attention to your activities, exercise and standing under daily conditions.