audioOS 9.9.14.4 (build 18K802) is an official Apple over-the-air update for the HomePod, released on 2021-01-26T18:33:04Z. The update package is 288.76 MB. This is a delta (partial) update that requires 14.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 974cd2ad45e3203d06e42e650cc32e5eb24c571c.zip.