audioOS 9.9.17.5 (build 21L569) is an official Apple over-the-air update for the HomePod, released on 2024-05-13T17:36:04Z. The update package is 1.59 GB. This is a delta (partial) update that requires 15.3 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 2b963eccd8cd94bc8dc0123e37e10914668b2d63.zip.