This firmware is not signed. This means you cannot restore to it in iTunes.
Release Date | 03 April 2017 |
Upload Date | 01 April 2017 |
File Name | iPhone_4.0_32bit_10.3.1_14E304_Restore.ipsw |
File Size | 1.83 GB |
SHA256sum | a6cb335847d9454304329ce88367b01088facc54ff82117d1f3a10f932f3ff25 |
MD5sum | f12da2a7e5c229ee1b16d92f6cc4bb24 |
SHA1sum | 83b0626ffb1139aef87dc735b31b0594999b0584 |
Identifier | iPhone5,4 |
cd ~/Downloads
.idevicerestore -e iPhone_4.0_32bit_10.3.1_14E304_Restore.ipsw
and press Enter.