https://developer.apple.com/wwdc/schedule/#/
https://developer.apple.com/download/
- iOS and watchOS: email both .mobileconfig files to yourself, and open them on iOS. You can choose to install the watchOS one on the watch.
- tvOS: http://www.idownloadblog.com/2016/01/26/update-tvos-apple-tv-beta-without-losing-apps-settings-data-configuration-profile/