This firmware is not signed. This means you cannot restore to it in iTunes.
| Release Date | 31 October 2016 |
| Upload Date | 28 October 2016 |
| File Name | iPhone_4.0_64bit_10.1.1_14B100_Restore.ipsw |
| File Size | 2.16 GB |
| SHA256sum | 2da092009fc77e6c497ca7c03809d81b748744ed70d05682f37d8cdd7e867a22 |
| MD5sum | 02188834e6ef48d9cbea58699b331007 |
| SHA1sum | ab55a333e01de28865cc2ba5c8a9912b08b4bd49 |
| Identifier | iPhone6,1 |
cd ~/Downloads.idevicerestore -e iPhone_4.0_64bit_10.1.1_14B100_Restore.ipsw and press Enter.