We’ve been able to share and collaborate on iWork documents for a while, but in iOS 11 (and macOS High Sierra) you’ll be able to collaborate on any document, just by sharing it through iCloud Drive. To begin with, this will only work with Apple’s own apps, but third-party developers may add real-time collaboration features to their own apps. Here’s how to get started.
How to share documents from the Files app in iOS 11
Photo: Charlie Sorrel/Cult of Mac