audioOS 9.9.18.0

audioOS 9.9.18.0 (build 22J357) is an official Apple over-the-air update for the HomePod, released on 2024-09-16T17:25:09Z. The update package is 1.67 GB. This is a delta (partial) update that requires 15.1.1 to already be installed on the device - it cannot be applied from scratch. This update is no longer signed by Apple, meaning it can no longer be downloaded and applied on-device through Settings.

The OTA payload file is 7cd3c17706f9b0f34f29a783b575249790240f44.zip.