This firmware is not signed. This means you cannot restore to it in iTunes.
Release Date | 14 December 2020 |
Upload Date | 09 December 2020 |
File Name | iPhone13,4_14.3_18C66_Restore.ipsw |
File Size | 5.19 GB |
SHA256sum | 692e22897fb6738fb10c1be5dbb841978eec6c9776cc9c38839cf07797058dff |
MD5sum | e88bb47a7085e2f563e394f84133cc1a |
SHA1sum | 79692fd20e96f1c5831bdd4dff0b71e46918634b |
Identifier | iPhone13,4 |
cd ~/Downloads
.idevicerestore -e iPhone13,4_14.3_18C66_Restore.ipsw
and press Enter.