audioOS 9.9.15.6

audioOS 9.9.15.6 (build 19M65) is an official Apple over-the-air update for the HomePod, released on 2022-07-20T17:23:49Z. The update package is 188.7 MB. 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 17a58e6c2f60840bd932c1a81f174ac6d2c65c6d.zip.