This firmware is not signed. This means you cannot restore to it in iTunes.
Release Date | 27 March 2023 |
Upload Date | 16 March 2023 |
File Name | iPhone_4.7_P3_15.7.4_19H321_Restore.ipsw |
File Size | 5.02 GB |
SHA256sum | f4a73d90264f5ff2a9a236d60ac8e526d8a6dc979d8008223dd5c6c412790216 |
MD5sum | 8f77414ba4f32ba14f3aa32d91546a68 |
SHA1sum | 9b5be5cc9525e09ed4f6c488e6a3bbaf8191c5a9 |
Identifier | iPhone9,3 |
cd ~/Downloads
.idevicerestore -e iPhone_4.7_P3_15.7.4_19H321_Restore.ipsw
and press Enter.