audioOS 9.9.18.0 (build 22J357) is an official Apple over-the-air update for the HomePod, released on 2024-09-16T17:25:16Z. The update package is 940.73 MB. This is a delta (partial) update that requires 17.5 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 67172cec623cae80cfd99b13701f4c6966f1f80a.zip.