How to set your HomePod as the default speaker for Apple TV
How to set your HomePod as the default speaker for Apple TV Pocket-lint (Pocket-lint) - You can use a HomePod smart speaker with your Apple TV 4K set-top box. Since the release of the tvOS 14.2 software update in 2020, you've been able to set the HomePod as a default speaker in just a few simple steps. That means your Apple TV 4K's audio can be pumped through to a singular HomePod or even a Stereo Pair - including audio from all your favourite apps and games. Here's how to set your HomePod as your default speaker for Apple TV. How to get started
Source: pocket-lint.com