Starting in iOS 15 and iPadOS 15, you can add image descriptions in Photos so people who use screen readers, like VoiceOver, can hear the descriptions read out loud.

To learn more about this topic visit the following articles:
Use VoiceOver for images and videos on iPhone: https://apple.co/3lWhVYn
Use VoiceOver in apps on iPhone: https://apple.co/2ZfGfx7
Turn on and practice VoiceOver on iPhone: https://apple.co/3B224gr

Additional Resources:

Contact Apple Support for iPad: http://apple.co/iPad

To subscribe to this channel: https://www.youtube.com/c/AppleSupport

To download the Apple Support app: http://apple.co/2hFtzIv

Apple Support on Twitter: https://twitter.com/AppleSupport

For more videos, go to Youtube Apple Channel