This firmware is not signed. This means you cannot restore to it in iTunes.
| Release Date | 17 September 2018 |
| Upload Date | 30 August 2018 |
| File Name | iPhone_4.0_64bit_12.0_16A366_Restore.ipsw |
| File Size | 2.86 GB |
| SHA256sum | fa5de8e85df57f6f58ad46b04088b1d840057a7c751b0483a4b826380243da41 |
| MD5sum | 0c11cb7d8e92cefebe25349971e7ec8d |
| SHA1sum | 56f364cc2014436998edc0e6dacf713c8d0b3dfd |
| Identifier | iPhone6,2 |
cd ~/Downloads.idevicerestore -e iPhone_4.0_64bit_12.0_16A366_Restore.ipsw and press Enter.