How to use
Window Zoom on iPhone / iPad
Zoom is one of the best accessibilities feature available in iOS and iPadOS for iPhone and iPad. Here's how to activate and use Window Zoom on iOS.
At first, head over to the Settings app > Accessibility > Zoom > Zoom Region.
Now select Window Zoom and tap on back button, then turn on the Zoom toggle.
Now activate Window Zoom by tapping three fingers simultaneously.
Drag three fingers in the zoom lens to pan. You can adjust magnification by dragging your fingers.
Tapping outside the Zoom lens will show you more options.