audioOS 9.9.17.5

audioOS 9.9.17.5 (build 21L569) is an official Apple over-the-air update for the HomePod (2nd generation), released on 2024-05-13T17:36:13Z. The update package is 1.23 GB. This is a delta (partial) update that requires 16.3 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 0b5a39de6e6c1454d012eebc89324f0fc80c542a.zip.