audioOS 9.9.16.3.2

audioOS 9.9.16.3.2 (build 20K672) is an official Apple over-the-air update for the HomePod (Unknown Model), released on 2023-02-13T18:18:01Z. The update package is 1.15 GB. This is a delta (partial) update that requires 15.4 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 1811da6e97286193cfc657ba661755fae4b2995c.zip.