This firmware is signed. This means that you can restore to it in iTunes.
| Release Date | 23 January 2023 |
| Upload Date | 14 January 2023 |
| File Name | iPhone_4.7_12.5.7_16H81_Restore.ipsw |
| File Size | 2.82 GB |
| SHA256sum | 7c10ff0e4cdbe24f33012e47e8458a8ae8c858f2e3dbfce766c196f5d229cadb |
| MD5sum | e35620a996dc63f4edf58924cc006e34 |
| SHA1sum | 2f3a6f9414db20aa02270e5e4f2606535ee013a9 |
| Identifier | iPhone7,2 |
cd ~/Downloads.idevicerestore -e iPhone_4.7_12.5.7_16H81_Restore.ipsw and press Enter.