audioOS 9.9.16.5

audioOS 9.9.16.5 (build 20L563) is an official Apple over-the-air update for the HomePod (Unknown Model), released on 2023-05-18T17:11:42Z. The update package is 1.19 GB. This is a delta (partial) update that requires 15.5.1 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 4769e39a5daf7aeed0c227221f1af90374dff040.zip.