audioOS 9.9.18.3

audioOS

Version

9.9.18.3

Build ID

22K557

File Size

1.5 GB

Release Date

2025-01-27T18:19:50Z

Update Type

Normal release

Delta update - requires 16.3.1 installed first.

Download OTA

Looking for beta firmware? View beta builds for HomePod (2nd generation) →

About This Update

audioOS 9.9.18.3 (build 22K557) is an official Apple over-the-air update for the HomePod (2nd generation), released on 2025-01-27T18:19:50Z. The update package is 1.5 GB. This is a delta (partial) update that requires 16.3.1 to already be installed on the device - it cannot be applied from scratch. This update is currently signed by Apple, so it can be applied directly from Settings › General › Software Update.

The OTA payload file is 03fa3d3958acba5ef626da8765397b8dc274a825c959446b8ec84252dc6a37e6.aea.

Direct URL

https://updates.cdn-apple.com/2025WinterFCS/mobileassets/072-52499/F3D5DDF1-48B5-4793-B9B8-4C09644F232E/com_apple_MobileAsset_SoftwareUpdate/03fa3d3958acba5ef626da8765397b8dc274a825c959446b8ec84252dc6a37e6.aea

Filename

03fa3d3958acba5ef626da8765397b8dc274a825c959446b8ec84252dc6a37e6.aea

Other Devices

HomePod (Unknown Model)

AudioAccessory1,2