iOS 16 is out now with lots of new features for your Apple Phone.
It will install on iPhone 8 and above.
By the way – iOS 16 for iPad will be out in October along with the new operating system for Macs – Ventura
Here are some links to learn all about the new features of iOS16
26 of the Best New Features in iOS 16
iOS 16 Cheat Sheet: What You Need to Know About the New iPhone OS
The Ultimate iOS 16 Walkthrough: Guides and How Tos for Every New Feature