audioOS 9.9.15.5

audioOS 9.9.15.5 (build 19L570) is an official Apple over-the-air update for the HomePod (Unknown Model), released on 2022-05-16T18:23:56Z. The update package is 1.16 GB. This is a delta (partial) update that requires 14.2 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 bf356be70a5c8168efe7a7126971d6372faf105a.zip.