Next, after opening the bracelet on your phone, click the "More" button in the upper right corner.
Then please click on the "My Bracelet" column.
Next, in the setting list of the bracelet, you can find the function of "Call Reminder" and click Enter.
Then you can set the number of times the bracelet vibrates when the call comes, and you can choose it at will.
Once it's set, you can try to make a phone call and see if the bracelet on your wrist will vibrate.