Signed IPSW files can be restored via Finder, the Apple Devices app, iTunes, or idevicerestore. Unsigned IPSWs cannot currently be restored to.
| ✓ | iOS 26.3 (23D127) | February 14, 2026 | 10 GiB | iPhone18,4_26.3_23D127_Restore.ipsw |
| ✓ | iOS 26.2.1 (23C71) | January 26, 2026 | 10 GiB | iPhone18,4_26.2.1_23C71_Restore.ipsw |
| ✓ | iOS 26.2 (23C55) | January 24, 2026 | 10 GiB | iPhone18,4_26.2_23C55_Restore.ipsw |
| ✗ | iOS 26.0.1 (23A355) | October 6, 2025 | 9.9 GiB | iPhone18,4_26.0.1_23A355_Restore.ipsw |
| ✗ | iOS 26.0 (23A341) | September 22, 2025 | 9.9 GiB | iPhone18,4_26.0_23A341_Restore.ipsw |