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 15.1 (19J572) | October 25, 2021 | 2.4 GiB | AudioAccessory5,1_15.1_19J572_Restore.ipsw | Download |