This firmware is not signed. This means you cannot restore to it in iTunes.
| Release Date | 25 March 2019 |
| Upload Date | 18 March 2019 |
| File Name | iPhone_5.5_P3_12.2_16E227_Restore.ipsw |
| File Size | 3.27 GB |
| SHA256sum | 2c083a925cd7ef42bf18695514c4c16b6978096e448db0f2d76fdd4c7c0d7be3 |
| MD5sum | cf247149a6f0827ba3cb43494c920681 |
| SHA1sum | ca57e58baacc635e0fd3f72643d0cc159dc0bfc8 |
| Identifier | iPhone10,2 |
cd ~/Downloads.idevicerestore -e iPhone_5.5_P3_12.2_16E227_Restore.ipsw and press Enter.