This firmware is not signed. This means you cannot restore to it in iTunes.
Release Date | 25 October 2021 |
Upload Date | 15 October 2021 |
File Name | iPhone_4.7_P3_15.1_19B74_Restore.ipsw |
File Size | 5.34 GB |
SHA256sum | 16a2f075aae65cde99020bde4ec190eaed078071f1c205f93f58b739814fca8d |
MD5sum | 3545ac9ffa7536d3f86691f549262845 |
SHA1sum | 06044a375ed2e4d32b39f4fd8d9c8b20e3c80422 |
Identifier | iPhone9,1 |
cd ~/Downloads
.idevicerestore -e iPhone_4.7_P3_15.1_19B74_Restore.ipsw
and press Enter.