audioOS 9.9.16.3.2 (build 20K672) is an official Apple over-the-air update for the HomePod mini, released on 2023-02-13T18:18:06Z. The update package is 1.5 GB. This is a delta (partial) update that requires 14.3 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 295d7cf7eccb3179c13917f402d27ad88671961d.zip.