A. 1. Adjust text size: Check if the app has a text size adjustment feature in its settings. Increase the text size to make it more readable. 2. Zoom in: If the app supports pinch-to-zoom, use this gesture to zoom in on the text for better readability. 3. Change device settings: Go to Settings > Display & Brightness > Text Size on your iPhone and adjust the text size to see if it affects the app's display.