Here is a list of the top 10 iOS 17 features 

10. Automatically delete iPhone 2FA codes  This feature automatically deletes two-factor authentication (2FA) codes from your Messages inbox after a certain amount of time. 

9. Share passwords with friends, family, and colleagues This feature makes it easy to share passwords with others securely. You can share passwords via AirDrop, Messages, or other apps.

8. Screen Distance for eye health This feature tracks how much time you spend looking at your screen and provides tips for reducing eye strain.

7. Messages new UI and stickers This feature gives the Messages app a new look and feel. It also adds new stickers and animations.

6. Interactive widgets  This feature lets you interact with widgets on your home screen. For example, you can tap on a weather widget to see a forecast for the next few days.

5. Swipe to Reply in iMessage This feature lets you swipe right on a message to reply to it. This is a much faster and easier way to reply to messages, especially if you're having a long conversation.

4. Live Voicemail  This feature lets you transcribe voicemail messages in real time. You can also read and respond to voicemails without having to listen to them.

3. NameDrop  This feature makes it easy to share your contact information with others. Simply say "NameDrop" followed by the person's name, and your contact info will be automatically shared.

2.  Contact Posters This feature lets you customize how your profile appears when you interact with other iPhone users. You can choose a different photo, font, and background for each contact.

1. StandBy mode This new mode puts your iPhone into a low-power state when it's charging and in landscape mode. This makes it ideal for using as a smart display, clock, or weather station.