Apple has released iOS 12 beta 9 , macOS Mojave developer beta 8, watchOS 5 developer beta 8, tvOS 12 developer beta 8.
iOS 12 developer Beta 9：
Apple has released iOS 12 beta 9 for developers. Last week, Beta 7 was pulled shortly after release due to severe performance problems. It was followed by a mid-week Beta 8 release.
If you want to run the beta software on your iPhone or iPad, head to beta.apple.com using the device on which you want to run the beta software.
macOS Mojave developer beta 8：
Apple today seeded the eighth beta of an upcoming macOS Mojave update to developers for testing purposes.
macOS Mojave introduces a new method of installing software updates, so after you’ve installed the initial beta using the appropriate profile from the Developer Center, additional betas can be downloaded through opening up System Preferences and choosing the “Software Update” icon.
watchOS 5 developer beta 8:
watchOS 5 developer beta 8 for Apple Watch is now available for testing.
watchOS 5 for Apple Watch includes Competitions for Activity Sharing; yoga and hiking as workout types; workout start and stop reminders; pace alerts, rolling miles, and cadence for outdoor running workouts; Apple Podcast syncing and streaming; a new Walkie-Talkie app for watch-to-watch communication; new data sources on the Siri watch face; grouped notifications; and much more.
tvOS 12 developer beta 8:
tvOS 12 developer beta 8 is now available for Apple TV 4 and Apple TV 4K. tvOS 12 includes expanded audio format support, app sign-on improvements, updates to Aerial screensavers, and more.