audioOS 9.9.16.2 (build 20K362) is an official Apple over-the-air update for the HomePod, released on 2022-12-13T18:12:07Z. The update package is 1.1 GB. This is a delta (partial) update that requires 15.1.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: cf970bb8420da125684ad6da9f56962b45e83148.zip.