HomePod mini · AudioAccessory5,1

HomePod mini · audioOS 18.3

22K557Unsigned

Catalog data · Last updated: Oct 23, 2026, 4:33 AM UTC

Restore IPSW for HomePod mini: audioOS 18.3, build 22K557.

Firmware information

Version: audioOS 18.3
Build: 22K557
IPSW: Restore IPSW
Size: 3.47 GB
Release date: Jan 27, 2025, 6:55 PM UTC
File name: AudioAccessory5,1_18.3_22K557_Restore.ipsw
Download host: updates.cdn-apple.com

IPSW download

Check the model and signing status before downloading.

Download IPSW

Download hostupdates.cdn-apple.comAudioAccessory5,1_18.3_22K557_Restore.ipsw

Back up before you restore. A restore can erase the data on the device. The identifier has to match, and a file you can download may still be rejected for restore. Download only when the model name and identifier match the device you have.

Checksum

SHA-256f0828b8d4322ad9f9b67057de10578da3bbfcc8cce6af1ebdb0a5dcdd6948d87

SHA-17ae63babc49f69875e45ef07b3e15731a151437a

MD533067279b09f227a4be3a20ec17872b9