In addition to iOS 11.1 beta version, Apple today also released macOS 10.13.1 and tvOS 11.1 first beta version. As with iOS 11.1, macOS 10.13.1 and tvOS 11.1 beta are only one day apart from the developer beta. To experience iOS, macOS and tvOS beta users, you can click here to enter the Apple website, complete the subscription, and iOS devices to install the correct configuration file.
Participate in Apple beta project users, you can get iOS, macOS and tvOS beta. But the beta version is not very stable, it is not recommended to install the user in their main equipment.
macOS 10.13.1 and tvOS 11.1 are only bug fixes and performance upgrades, and no new features are added.