https://wccftech.com/macos-10-14-5-with-airplay-2-support-tvos-12-3-with-updated-tv-app-and-more/

Today, Apple has seen fit to release tvOS 12.3 and macOS 10.14.5 to compatible devices. The new updates arrive with a bunch of forward-facing features onboard along with bug fixes and performance enhancements. The new updates arrive more than a month after the previous firmware update. There are a bunch of features available on both platforms which are new, so let’s dive in to see some more details on the matter.

Starting off with macOS 10.14.5, you can download the latest build on your supported Macs by navigating to the “Software Update” section of System Preferences. Once you do that, simply select the “Update Now” option. If you’re interested, see the full changelog off the update below: