This firmware is not signed. This means you cannot restore to it in iTunes.
| Release Date | 24 May 2021 |
| Upload Date | 19 May 2021 |
| File Name | iPhone_5.5_P3_14.6_18F72_Restore.ipsw |
| File Size | 4.94 GB |
| SHA256sum | c30fcc1a3bf840b30b49a529d2451dd07591cd314528e84dc18b359ab4e52bad |
| MD5sum | 54b2c81d87584b96a530c9792f03e69a |
| SHA1sum | f7510591bf3c009a96ed4927957135e3dabd2145 |
| Identifier | iPhone10,2 |
cd ~/Downloads.idevicerestore -e iPhone_5.5_P3_14.6_18F72_Restore.ipsw and press Enter.