audioOS 9.9.16.6 (build 20M73) is an official Apple over-the-air update for the HomePod mini, released on 2023-07-24T17:30:14Z. The update package is 1.53 GB. This is a delta (partial) update that requires 14.2 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: bba2a6141ef51c0b09b4d650c2ab4a36ad3eeda0.zip.