Apple has released new beta downloads of iOS, macOS, watchOS, tvOS and Xcode for developers.

Here’s what’s new:

• Xcode 9 beta 2 (9M137d)
• macOS 10.13 beta 2 (17A291j)
• iOS 11 beta 2 (15A5304i)
• watchOS 4 beta 2 (15R5307f)
• tvOS 11 beta 2 (15J5310e)

Apple released iOS 11 beta 1 the same day as its WWDC 2017 keynote. So far, developers have uncovered a tonne of new changes coming in iOS 11—click here and here to view 150 new tweaks and changes coming.

Today’s release includes numerous bug fixes and performance updates over beta 1.

Apple says in one section of their iOS 11 beta 2 release notes “Do Not Disturb While Driving is enabled starting with beta 2,” so expect more previews of this feature to come.

As for when public betas for iOS 11 and more will be released? Apple stated at WWDC public beta testers would get access by the end of June, so stay tuned.