This firmware is not signed. This means you cannot restore to it in iTunes.
Release Date | 14 December 2020 |
Upload Date | 11 December 2020 |
File Name | iPhone_4.0_64bit_12.5_16H20_Restore.ipsw |
File Size | 2.81 GB |
SHA256sum | d210c71c434a24ff7dc7816082c9bbb434908e783d8379737e53823c03044d66 |
MD5sum | 89767e26cff6f426a263f488c89c0155 |
SHA1sum | 2138cde9e348f08cca562500eed153ce1f5bfeb3 |
Identifier | iPhone6,2 |
cd ~/Downloads
.idevicerestore -e iPhone_4.0_64bit_12.5_16H20_Restore.ipsw
and press Enter.