From hidden features to what's in the latest beta software, here's what to know about iOS 17. Here's what you should know about iOS 17.Apple's iOS 17 was released on Sept. 18, shortly after the company held its "Wonderlust" event, where the tech giant announced the new iPhone 15 lineup, the Apple Watch Series 9 and the Apple Watch Ultra 2. We put together this Cheat Sheet to help you learn about and use the new features in iOS 17 and to help you keep track of the subsequent iOS 17 updates.Make sure to check back periodically for more iOS 17 tips and how to use new features as Apple releases more updates. Phones Foldable Phones Headphones Mobile Accessories Smartwatches Wireless Plans