audioOS 9.9.18.5

audioOS

Version

9.9.18.5

Build ID

22L572

File Size

1.22 GB

Release Date

2025-05-12T17:13:45Z

Update Type

Normal release

Delta update - requires 17.6 installed first.

Download OTA

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

About This Update

audioOS 9.9.18.5 (build 22L572) is an official Apple over-the-air update for the HomePod (2nd generation), released on 2025-05-12T17:13:45Z. The update package is 1.22 GB. This is a delta (partial) update that requires 17.6 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 d4d5142950be24073bf14be42904dbe9429d9de8b0590d4e2983a2298f3c52e1.aea.

Direct URL

https://updates.cdn-apple.com/2025SpringFCS/mobileassets/082-43189/E8FAE6F8-F74E-4AA3-8FFE-66485545206D/com_apple_MobileAsset_SoftwareUpdate/d4d5142950be24073bf14be42904dbe9429d9de8b0590d4e2983a2298f3c52e1.aea

Filename

d4d5142950be24073bf14be42904dbe9429d9de8b0590d4e2983a2298f3c52e1.aea

Other Devices

HomePod (Unknown Model)

AudioAccessory1,2