Is iwatchS3 changing batteries to show health?

The so-called health degree is compared with the battery capacity measured when the battery is in a brand-new state, so it is normal that the longer it takes, the lower it will be. Above 80% is not bad, but below 80%, you should obviously feel that your endurance is not as good as before. At this time, you can consider whether to replace the battery at Apple's original factory.

How to check the battery health of AppleWatch? First, click number _ crown on AppleWatch to enter the application list, and then click Settings > Battery. Then you will see the current battery usage first. You can have a look at the power failure, and we will continue to slide down. Here is a "battery health" option, just click in. The value displayed in "Maximum Capacity" is your current battery health. Take the following figure as an example. Because I just bought my AppleWatch, and it is 100%.