audioOS 9.9.18.2

audioOS 9.9.18.2 (build 22K155) is an official Apple over-the-air update for the HomePod, released on 2024-12-11T18:25:58Z. The update package is 1.47 GB. This is a delta (partial) update that requires 16.3.2 to already be installed on the device - it cannot be applied from scratch. This update is no longer signed by Apple, meaning it can no longer be downloaded and applied on-device through Settings.

The OTA payload file is 6c5ba5adf5521447383b864cbe44142fa0811c3a.zip.