audioOS 9.9.18.5

audioOS

Version

9.9.18.5

Build ID

22L572

File Size

1.2 GB

Release Date

2025-05-12T17:13:27Z

Update Type

Normal release

Delta update - requires 17.4 installed first.

Download OTA

Looking for beta firmware? View beta builds for HomePod →

About This Update

audioOS 9.9.18.5 (build 22L572) is an official Apple over-the-air update for the HomePod, released on 2025-05-12T17:13:27Z. The update package is 1.2 GB. This is a delta (partial) update that requires 17.4 to already be installed on the device - it cannot be applied from scratch. This update is no longer signed by Apple, meaning it can no longer be downloaded and applied on-device through Settings.

The OTA payload file is 9d75764b125807bdd9d83951a8faeac0eaf24730.zip.

Direct URL

https://updates.cdn-apple.com/2025SpringFCS/patches/082-43242/AB40E1B8-4742-4697-BE85-E0F7536383FB/com_apple_MobileAsset_SoftwareUpdate/9d75764b125807bdd9d83951a8faeac0eaf24730.zip

Filename

9d75764b125807bdd9d83951a8faeac0eaf24730.zip

Other Devices

HomePod (2nd generation)

AudioAccessory6,1

HomePod mini

AudioAccessory5,1

HomePod (Unknown Model)

AudioAccessory1,2