audioOS 9.9.16.4.1

audioOS 9.9.16.4.1 (build 20L498) is an official Apple over-the-air update for the HomePod (Unknown Model), released on 2023-04-12T17:25:18Z. The update package is 1.53 GB. This is a delta (partial) update that requires 14.2.1 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 bb47c8227bc8526064010b0654a014c72201e860.zip.