The ability to unsend text messages is one of iOS 16's premier new features.

In iOS 16, Mail on the iPhone gets a feature available

you can set a reminder tied to a specific email.

Here's another improvement coming to both Mail and texting via the Messages app

Deleted messages are now stored on your device for up to 30 day

Translate Text and Convert Currency in the Camera App

Now, in iOS 16, hidden folders are locked automatically.

Easily Manage and Remove Duplicate Photo

In iOS 16, you can disable the Memories feature completely.

In iOS 16, you can skip this confirmation step and just send the message