Apple today previewed iOS 11, a major update to the world’s most advanced mobile operating system, bringing new experiences and hundreds of features to iPhone and iPad this fall. iOS 11 is the biggest software release ever for iPad, with powerful multitasking features, the Files app and more ways to use Apple Pencil. Augmented reality is coming to hundreds of millions of iOS devices with a new platform for developers to build apps that let users place virtual content on top of real-world scenes. CoreML gives developers on-device machine learning capabilities so they can easily make apps that will predict, learn and become more intelligent. Additional features include the ability…