This firmware is not signed. This means you cannot restore to it in iTunes.
| Release Date | 15 May 2017 |
| Upload Date | 03 May 2017 |
| File Name | iPhone_4.0_64bit_10.3.2_14F89_Restore.ipsw |
| File Size | 2.37 GB |
| SHA256sum | 8c02cb56a45954c279dd683cde5e13b2dc2b9978f419663995fd1a00ed10d700 |
| MD5sum | 5ede4d1f9751bce2933f7465aea28658 |
| SHA1sum | ecf5350d9715769b400a6336f5267b4605bd2786 |
| Identifier | iPhone6,2 |
cd ~/Downloads.idevicerestore -e iPhone_4.0_64bit_10.3.2_14F89_Restore.ipsw and press Enter.