Hundreds Of Millions Of iPhones Must Reboot Now—Are You Affected?

Go to Settings > General > Software Update. If your iPhone is not running either iOS 26.2 or iOS 18.7.3, go to Settings > ...
Fast Company

How to get your iPhone ready for Apple’s iOS 26

On Monday, Apple will release the iPhone’s next operating system, iOS 26, to the general public. The new operating system features the most radical redesign of the iPhone’s software in over a decade.