audioOS 9.9.16.2 (build 20K362) is an official Apple over-the-air update for the HomePod mini, released on 2022-12-13T18:12:26Z. The update package is 1.08 GB. This is a delta (partial) update that requires 15.4.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 3778586be30d3c654b6648b3cf2dc871b7843ebe.zip.