This firmware is not signed. This means you cannot restore to it in iTunes.
Release Date | 15 October 2019 |
Upload Date | 10 October 2019 |
File Name | iPhone_4.0_64bit_13.1.3_17A878_Restore.ipsw |
File Size | 3.37 GB |
SHA256sum | 677dbb4d3acebc46d36ecbfff60da56d85c65c3723556d0b843964d223f362c2 |
MD5sum | f09680ac559521bd447676397ebfa37b |
SHA1sum | b8f01a04bdf2e6a40752d5d5b51cf203e634ff43 |
Identifier | iPhone8,4 |
cd ~/Downloads
.idevicerestore -e iPhone_4.0_64bit_13.1.3_17A878_Restore.ipsw
and press Enter.