Take the iPhone 6 as an example, the setting method is as follows:

1. First, click "Map" on the iPhone 6 desktop.

2. After entering the map, click on the symbol in the red box in the lower left corner of the page below.

3. Then find your location.

4. Then click on the location and select the "Mark my location" option in the pop-up map settings.

5. Set the name of the location and click Save.

6. In this way, the location of your home is set on the map.