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 1.15 GB. This is a delta (partial) update that requires 17.1.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 0ee342d6fa81f6c65e5572a44db982da4348722e.zip.