audioOS 9.9.16.5 (build 20L563) is an official Apple over-the-air update for the HomePod mini, released on 2023-05-18T17:11:37Z. The update package is 1.22 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: 8d5679c1c34ae537bbaf77e2d6eff8abecb92103.zip.