After the final version of iOS 11.4.1 Apple released the final build watch OS 4.3.2, tvOS 11.4.1 and updates for smart HomePod column index 11.4.1. All the updates are focused on bug fixes and improving stability.
4.3.2 watchOS, tvOS 11.4.1 and 11.4.1 HomePod — technical updates for the Apple Watch, Apple TV 4/4K and HomePod, respectively. In any update there are no major innovations. Updates are focused on removing previously detected errors, improving the stability and optimization. Apple did not elaborate on what fixed the problem is, so that users can only guess.
However, to install the latest firmware is recommended for all users. All the updates available for installation in the air right now.