audioOS 9.9.18.2 (build 22K155) is an official Apple over-the-air update for the HomePod mini, released on 2024-12-11T18:26:02Z. The update package is 1.8 GB. This is a delta (partial) update that requires 15.6 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: e1a59027374cd8b610da87dec89f7bc7e70ead3a.zip.