audioOS 9.9.16.3.1 (build 20K6661) is an official Apple over-the-air update for the HomePod mini, released on 2023-02-06T18:19:43Z. The update package is 2.11 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: 8f23e3459b62262680e99bc3d58e0205337b6687.zip.