audioOS 9.9.18.3

audioOS

Version

9.9.18.3

Build ID

22K557

File Size

1.2 GB

Release Date

2025-01-27T18:19:44Z

Update Type

Normal release

Delta update - requires 17.5 installed first.

Download OTA

Looking for beta firmware? View beta builds for HomePod →

About This Update

audioOS 9.9.18.3 (build 22K557) is an official Apple over-the-air update for the HomePod, released on 2025-01-27T18:19:44Z. The update package is 1.2 GB. This is a delta (partial) update that requires 17.5 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 28b970542b8580eecde9be50d091d2d10aa2e15a.zip.

Direct URL

https://updates.cdn-apple.com/2025WinterFCS/patches/072-52485/157302BD-E5E1-4619-B86F-91C3D4F0D08B/com_apple_MobileAsset_SoftwareUpdate/28b970542b8580eecde9be50d091d2d10aa2e15a.zip

Filename

28b970542b8580eecde9be50d091d2d10aa2e15a.zip

Other Devices

HomePod (Unknown Model)

AudioAccessory1,2

HomePod (2nd generation)

AudioAccessory6,1

HomePod mini

AudioAccessory5,1