This firmware is not signed. This means you cannot restore to it in iTunes.
| Release Date | 07 February 2019 |
| Upload Date | 05 February 2019 |
| File Name | iPhone10,3,iPhone10,6_12.1.4_16D57_Restore.ipsw |
| File Size | 3.32 GB |
| SHA256sum | |
| MD5sum | 1d45bce66b2e18a51b558b82f0092f2e |
| SHA1sum | 6d21d7cf9bd387d9817a194ae74b803130dbe1cd |
| Identifier | iPhone10,3 |
cd ~/Downloads.idevicerestore -e iPhone10,3,iPhone10,6_12.1.4_16D57_Restore.ipsw and press Enter.