audioOS 9.9.16.2 (build 20K362) is an official Apple over-the-air update for the HomePod, released on 2022-12-13T18:12:05Z. The update package is 1.32 GB. This is a delta (partial) update that requires 14.5 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 74ac2a8f624f6ab7038d37358eb3aea247d49e12.zip.