Signed IPSW files can be restored via Finder, the Apple Devices app, iTunes, or idevicerestore. Unsigned IPSWs cannot currently be restored to.
| ✗ | HomePod mini | audioOS 15.5 (19L570) | May 16, 2022 | 2.5 GiB | AudioAccessory5,1_15.5_19L570_Restore.ipsw | Download |