Apple TV's wireless audio sync now works with Dolby Atmos
Briefly

Apple has released a software update for Apple TV that significantly enhances audio synchronization in home theater setups, specifically for Dolby Atmos surround sound. The update upgrades the existing Wireless Audio Sync feature, originally introduced in 2019, by allowing users to automatically calibrate video with Atmos audio through AirPlay or Bluetooth. This improvement addresses user complaints about syncing issues experienced with sound bars and other speakers, making it easier for Apple TV owners to achieve optimal sound quality in their setups with straightforward calibration instructions.
Apple's latest tvOS 18.5 update for Apple TV introduces automatic calibration for Dolby Atmos audio, enhancing synchronization with home theater setups and using Wireless Audio Sync.
This update builds on the 2019 feature that utilized the iPhone's microphone for audio calibration, now extending this capability to sync video with Atmos audio via AirPlay or Bluetooth.
Users have reported Dolby Atmos syncing problems with sound bars on platforms like Reddit. The update addresses this issue by allowing easy calibration using Apple’s tools.
To calibrate audio in the new update, users simply need to navigate to Settings, Video and Audio, then Wireless Audio Sync on their Apple TV.
Read at The Verge
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