How does Apple's mobile phone display dressing index

Apple phones can see dressing index's recommendation in the weather.

Detailed operation steps are as follows:

1. Click the weather software that comes with Apple's mobile phone.

2. After clicking Enter, you can see that there are fine print about air quality suggestions on the weather.

3. Scroll down to the last row, and you can see the specific air quality index and air quality suggestions.

4. If you need to check the air quality in other cities, click the icon in the lower right corner of the page to enter the add page.