audioOS 9.9.17.6 (build 21M6071) is an official Apple over-the-air update for the HomePod (2nd generation), released on 2024-07-29T20:27:51Z. The update package is 2.44 GB. This is a full OTA update that can be applied from any compatible base version. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 7d6e49c05eb113cbf3774137e630754053a0902d.zip.