audioOS 9.9.17.1 (build 21K69) is an official Apple over-the-air update for the HomePod mini, released on 2023-10-25T17:23:56Z. The update package is 1.24 GB. This is a delta (partial) update that requires 16.0 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 1e9cdb8d4e2b852a130916a63adf480625082210.zip.