audioOS 9.9.14.4 (build 18K802) is an official Apple over-the-air update for the HomePod (Unknown Model), released on 2021-01-26T18:33:07Z. The update package is 120.47 MB. This is a delta (partial) update that requires 14.3 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: a0f4e580b1ab14137e2f46a3c851b5c809c7d76d.zip.