audioOS 9.9.16.4

audioOS 9.9.16.4 (build 20L6497) is an official Apple over-the-air update for the HomePod (2nd generation), released on 2023-03-27T17:13:03Z. The update package is 2.16 GB. This is a full OTA update that can be applied from any compatible base version. 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 f30842f7e6f1806f60177db468e5a52e52f98303.zip.