This firmware is not signed. This means you cannot restore to it in iTunes.
| Release Date | 16 May 2022 |
| Upload Date | 11 May 2022 |
| File Name | iPhone_4.7_P3_15.5_19F77_Restore.ipsw |
| File Size | 5.26 GB |
| SHA256sum | f3492387ae99db63b7d91a2affbc00703ea79cc34d379150a118ad1ee2cc6309 |
| MD5sum | e1b5ad192da6d0d4399f0b0f0a9d7b4a |
| SHA1sum | 37ce23d3df03f319300f87b7e430ee5590b3c6d8 |
| Identifier | iPhone10,4 |
cd ~/Downloads.idevicerestore -e iPhone_4.7_P3_15.5_19F77_Restore.ipsw and press Enter.