This firmware is not signed. This means you cannot restore to it in iTunes.
Release Date | 08 April 2015 |
Upload Date | 04 April 2015 |
File Name | iPhone7,1_8.3_12F70_Restore.ipsw |
File Size | 2.21 GB |
SHA256sum | 6b0f64941d50779bdc1be3bf5862443e8c849b46d66cbb3c2c46afba44c12f7e |
MD5sum | 8c0564585c48f6b55b75ec693ef47e74 |
SHA1sum | f9ecef7423a38040ce4b4e83d51567e30732da32 |
Identifier | iPhone7,1 |
cd ~/Downloads
.idevicerestore -e iPhone7,1_8.3_12F70_Restore.ipsw
and press Enter.