audioOS 9.9.18.3

audioOS

Version

9.9.18.3

Build ID

22K557

File Size

1.22 GB

Release Date

2025-01-27T18:19:52Z

Update Type

Normal release

Delta update - requires 17.5 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 2025-01-27T18:19:52Z. The update package is 1.22 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 d7a9dd9560a7f858be5fd559c7f2e1483e121ef9eaa72c08e6c89aa70266f5dd.aea.

Direct URL

https://updates.cdn-apple.com/2025WinterFCS/mobileassets/072-52466/4817D4B8-1795-4D65-AA06-20DC78574CBB/com_apple_MobileAsset_SoftwareUpdate/d7a9dd9560a7f858be5fd559c7f2e1483e121ef9eaa72c08e6c89aa70266f5dd.aea

Filename

d7a9dd9560a7f858be5fd559c7f2e1483e121ef9eaa72c08e6c89aa70266f5dd.aea

Other Devices

HomePod (Unknown Model)

AudioAccessory1,2