Apple has released tvOS 16.3, the third major upgrade to the tvOS 16 operating system since its September release.
The tvOS 16.3 update can be downloaded via the Apple TV's Settings app by going to "System" -> "Software Update." Your Apple TV will automatically update to tvOS 16.3.
The update implies "general performance and stability improvements." So, here's what we've learned thus far.
After each new version of tvOS, Apple's dedicated support manual is updated.