audioOS 9.9.17.1.1

audioOS 9.9.17.1.1 (build 21K82) is an official Apple over-the-air update for the HomePod (2nd generation), released on 2023-11-07T21:40:13Z. The update package is 274.13 MB. This is a delta (partial) update that requires 17.0 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 80a2f2e7a76a2b0f4f2cd3b6a148c6c1c47778fb.zip.