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 | iPhone12,8_15.3_19D50_Restore.ipsw |
File Size | 5.73 GB |
SHA256sum | 5398f4c9ad3e1c806ae16f81eb2f2de285cb671c3accbd571cece2f7b01f0d34 |
MD5sum | 5decd2bbeefde693b3c7968110a1472d |
SHA1sum | 0e225d5a85ea491ae4f54e6293a66498401ed2e4 |
Identifier | iPhone12,8 |
cd ~/Downloads
.idevicerestore -e iPhone12,8_15.3_19D50_Restore.ipsw
and press Enter.