audioOS 9.9.18.0 (build 22J357) is an official Apple over-the-air update for the HomePod mini, released on 2024-09-16T17:25:24Z. The update package is 970.4 MB. This is a delta (partial) update that requires 17.4 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: ac65a6d6fb6b1f6980c5b0f7bb1a9463779edbd7.zip.