audioOS 9.9.14.5 (build 18L203) is an official Apple over-the-air update for the HomePod, released on 2021-04-26T17:18:04Z. The update package is 1.75 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: 7ef50f8a3345dc5bd793fb45228218df1a4c6d32.zip.