audioOS 9.9.15.6 (build 19M65) is an official Apple over-the-air update for the HomePod mini, released on 2022-07-20T17:23:58Z. The update package is 1.18 GB. This is a delta (partial) update that requires 14.2 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 32f5ef743aadcb73d1ca2093a96702a44043cfb2.zip.