audioOS 9.9.17.4

audioOS

Version

9.9.17.4

Build ID

21L227

File Size

1.2 GB

Release Date

2024-03-07T18:16:32Z

Update Type

Normal release

Delta update - requires 16.4.1 installed first.

Download OTA

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

About This Update

audioOS 9.9.17.4 (build 21L227) is an official Apple over-the-air update for the HomePod (2nd generation), released on 2024-03-07T18:16:32Z. The update package is 1.2 GB. This is a delta (partial) update that requires 16.4.1 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 a5f3fe168e93c2cf60d1b292c54cbcb9e270cb32.zip.

Direct URL

https://updates.cdn-apple.com/2024WinterFCS/patches/052-45108/F910416E-4528-41BD-84B1-E89E7C343FFF/com_apple_MobileAsset_SoftwareUpdate/a5f3fe168e93c2cf60d1b292c54cbcb9e270cb32.zip

Filename

a5f3fe168e93c2cf60d1b292c54cbcb9e270cb32.zip

Other Devices

HomePod (Unknown Model)