This firmware is not signed. This means you cannot restore to it in iTunes.
| Release Date | 03 May 2021 |
| Upload Date | 27 April 2021 |
| File Name | iPhone_4.7_14.5.1_18E212_Restore.ipsw |
| File Size | 4.39 GB |
| SHA256sum | b180ebe20b5f05366ee6a7de241f0f186cc4d4cbedaa3a464b84094e2b703462 |
| MD5sum | 91b94ca44fa835e8587405348ec1dfbb |
| SHA1sum | d2779cfc3d39c7b0e1f78626d41384ec54712b9d |
| Identifier | iPhone8,1 |
cd ~/Downloads.idevicerestore -e iPhone_4.7_14.5.1_18E212_Restore.ipsw and press Enter.