This firmware is not signed. This means you cannot restore to it in iTunes.
Release Date | 19 January 2016 |
Upload Date | 12 January 2016 |
File Name | iPhone5,4_9.2.1_13D15_Restore.ipsw |
File Size | 1.56 GB |
SHA256sum | f477fedd573bb780dcaec8bdb734bdf2e983d5725792f378cbb647d2836a0f7b |
MD5sum | 90f02085a1c22e9e07e65664b72dcf37 |
SHA1sum | 4f932b738d4422a94ced6a754aa93636c99c0176 |
Identifier | iPhone5,4 |
cd ~/Downloads
.idevicerestore -e iPhone5,4_9.2.1_13D15_Restore.ipsw
and press Enter.