Apple has officially released the iOS 11.4.1 Beta 5 to registered Developers for iPhone and iPad.
iOS 11.4.1 beta 5 contains security with bug fixes and improvements with a build number 15G5077a.
Downloading iOS 11.4.1 beta 5
The registered developer can download the iOS 11.4.1 beta 5 from the Apple Developer Program with an appropriate configuration profile or Apple Beta Software Program through OTA (Over the Air) by navigating Settings >> Software Update >> Download and Install.
Along with that Apple also releases fifth betas of macOS 10.13.6.
Downloading macOS High Sierra 10.13.6
To get macOS High Sierra 10.13.6, the proper configuration profiles must be installed first and then it can be downloaded and installed by selecting the Updates tab > Install from the Mac App Store.
Image Credit: Apple