Use display and text size preferences on your iPhone, iPad, and iPod touch - Apple Support

How do I change font size on iphone - Apple Community

Use and customize Control Center on iPad - Apple Support

How to Use Control Center on iPhone, iPad, and iPod Touch

Make your iPhone your own - Apple Support

Use the Driving Focus on your iPhone to concentrate on the road

Use Live Text to interact with content in a photo or video on

Adjust the brightness and color temperature on your iPhone or iPad

How to use iCloud on iPod touch - Apple Support

Adjust the brightness and color temperature on your iPhone or iPad

Find settings on iPad - Apple Support

How to check the storage on your iPhone and iPad - Apple Support