Tools/raw materials:
iPhone 1 1
iOS 13.4. 1
1. First, open the settings in your phone.
2. In the setting interface, click the auxiliary function.
3. In the accessibility interface, click Zoom.
4. In the zoom interface, click the zoom area.
5. In the zoom area interface, select Window Zoom.
6. Then go back to the upper interface, set the zoom ratio below, and then turn on zoom, and a zoom window will appear.
7. Finally, move the zoom window to the keyboard position.