This firmware is not signed. This means you cannot restore to it in iTunes.
| Release Date | 24 March 2020 |
| Upload Date | 11 March 2020 |
| File Name | iPhone_4.7_P3_13.4_17E255_Restore.ipsw |
| File Size | 3.78 GB |
| SHA256sum | 31a19bf5416675ab8b2fd4e7a46e053adf0cc3db64737a3fa1df221d3193998e |
| MD5sum | 2117f6e50f8bf45e28b620ccae1d1ca6 |
| SHA1sum | 76b7551cecc0dc63337c072fb5f858ad5811d2e6 |
| Identifier | iPhone10,4 |
cd ~/Downloads.idevicerestore -e iPhone_4.7_P3_13.4_17E255_Restore.ipsw and press Enter.