This firmware is not signed. This means you cannot restore to it in iTunes.
Release Date | 26 January 2022 |
Upload Date | 23 January 2022 |
File Name | iPhone_4.7_15.3_19D50_Restore.ipsw |
File Size | 5.07 GB |
SHA256sum | 15f83a463a171991b1c7e7bd0695c6aef10bc8a91614d3330fe7c19c340c699a |
MD5sum | b92121cf824ba8957e7366a648a044d7 |
SHA1sum | d1995830d3deb7132827d67b0eb609c46d03d181 |
Identifier | iPhone8,1 |
cd ~/Downloads
.idevicerestore -e iPhone_4.7_15.3_19D50_Restore.ipsw
and press Enter.