Signed IPSW files can be restored via iTunes. Unsigned IPSWs cannot currently be restored via iTunes.
✓ | macOS 12.4 (21F2092) | 16th June 2022 | 13.7 GB | UniversalMac_12.4_21F2092_Restore.ipsw |
✓ | macOS 12.4 (21F2081) | 14th June 2022 | 14.1 GB | UniversalMac_12.4_21F2081_Restore.ipsw |