This firmware is not signed. This means you cannot restore to it in iTunes.
Release Date | 03 October 2017 |
Upload Date | 28 September 2017 |
File Name | iPhone_7Plus_11.0.2_15A421_Restore.ipsw |
File Size | 2.58 GB |
SHA256sum | 49aaa5e12e2d8991817b98fc9864f98438acce459698b8f62a6bfab2466d6879 |
MD5sum | 93aa2174e226c7efaa06a7ace03db1c7 |
SHA1sum | 91590ef5dec3d3202d6fb9b48a39dde9a862fbc6 |
Identifier | iPhone9,4 |
cd ~/Downloads
.idevicerestore -e iPhone_7Plus_11.0.2_15A421_Restore.ipsw
and press Enter.