https://wccftech.com/download-ios-11-2-5-developer-beta-2-released-watchos-4-2-2-beta-2-also-available/

If you are a registered developer with Apple, then you can go ahead and download iOS 11.2.5 Beta 2 as well as watchOS 4.2.2 Beta 2.

Apple’s development process moves forward today with the release of iOS 11.2.5 Beta 2 and watchOS 4.2.2 Beta 2. Both of these updates are available over the air for registered developers, and it’s best to go ahead and install them right away.