This firmware is not signed. This means you cannot restore to it in iTunes.
Release Date | 14 March 2022 |
Upload Date | 01 March 2022 |
File Name | iPhone12,8_15.4_19E241_Restore.ipsw |
File Size | 5.53 GB |
SHA256sum | 214a307529b40d16cd7f4fbef9030160f2fab9cdb34b8ea7200773becea1912c |
MD5sum | 864d9be52bf19a555ee4e658b6728022 |
SHA1sum | ee7bc244d8f8fa5bd0f110f1c3a913afa785f3b3 |
Identifier | iPhone12,8 |
cd ~/Downloads
.idevicerestore -e iPhone12,8_15.4_19E241_Restore.ipsw
and press Enter.