Accordingly, iOS 17.7.1 is only available for iPhones that have not been upgraded to iOS 18 or iOS 18.1. For users using devices running iOS 17, iOS 17.7.1 is an important security update.

Apple says "this update provides important security fixes and is recommended for all users."

The list of iOS 17.7.1 security updates that have been updated on the website includes: the fixes listed apply to features like Safari, Siri, Shortcuts, Voice Over,... They ensure the iPhone is as secure as possible.

There are no other changes found in iOS 17.7.1, and don't expect it to bring any new features either, as they're all exclusive to iOS 18 and above at this point.

However, there are no new features in this update as the new features are all present in iOS 18 and iOS 18.1.

Notably, the newly released iOS 18.1 update includes security fixes and bug fixes that were not included in the original iOS 18.0 release.