Apple has released the first beta versions of its next-generation operating systems — iOS 11, macOS 10.13 High Sierra, watchOS 4 and tvOS 11 — to developers for testing. Developers can download the beta through the Apple Developer Center or the Software Update mechanism in the App Store.
Apple posts new developer betas of iOS, macOS, tvOS, watchOS
![Apple posts new developer betas of iOS, macOS, tvOS, watchOS](https://www.mactech.com/wp-content/uploads/2017/06/AppleLogoBlue_65.jpg)