audioOS 9.9.16.0

audioOS 9.9.16.0 (build 20J373) is an official Apple over-the-air update for the HomePod (Unknown Model), released on 2022-09-12T17:06:27Z. The update package is 1.41 GB. This is a delta (partial) update that requires 13.4.8 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 81cbaeb850c9ef8ecff8d2997b1bb0c3c60009d4.zip.