FIRMWARE DETAILS

HomePod Software 16.3.1

Build: 20K661Feb 6, 2023Restore IPSW

Stable

View details

Filename: AudioAccessory5,1_16.3.1_20K661_Restore.ipsw
File size: 2.97 GB
File type: Restore IPSW
Download host: updates.cdn-apple.com
Link availability: Not verified
Source did not report availability
Last link check: Not checked
SHA-256: c45253e6fa5ddc2e3b482327eb74e12a03432821fbed882f588318340b130b73
SHA-1: 1810d98106518b669a622303796bfb4a249c9b57
Required starting builds: Not reported
Board restrictions: Not reported

Compatible hardware (2)

HomePod mini AudioAccessory5,1 · AudioAccessorySingle5,1IPSW.me v4 third-party restore observation (retrieval time) · Oct 19, 2026, 10:59 PM UTC

Unknown

HomePod mini (China Mainland) AudioAccessory5,1IPSW.me v4 third-party restore observation (retrieval time) · Oct 19, 2026, 10:59 PM UTC

Unknown

Signing is specific to the device and file. A signed build does not guarantee a downgrade or successful installation.

Source provenance

IPSW.mehttps://api.ipsw.me/v4/device/AudioAccessory5%2C1?type=ipsw ↗

Public API; no blanket open-data license established
Last imported: Oct 19, 2026, 6:18 PM UTC
Record fingerprint: 6852df312e9ec34f48b3d0888b50a70c