How to set the name of Apple's screen lock power gadget?

1. Press and hold a blank area on the desktop of Apple's mobile phone until the application icon starts to shake and a cross icon appears in the upper left corner.

2. Enter "widget" in the search bar in the upper left corner of the screen, or slide to the widget gallery on the right.

3. Find the Battery widget in widget gallery and click it.

4. In the pop-up option, you can choose different styles and sizes to customize the appearance of the widget.

5. After setting, click the "Add Gadget" button in the upper right corner to add the battery gadget to your screen lock interface.

6. Click the battery widget, and then click the "Save" button in the upper right corner.