This firmware is not signed. This means you cannot restore to it in iTunes.
| Release Date | 26 April 2021 |
| Upload Date | 14 April 2021 |
| File Name | iPhone12,8_14.5_18E199_Restore.ipsw |
| File Size | 4.94 GB |
| SHA256sum | 950cad171b8471178d33da3a6e1fe343d4532761779352d781401b7a22a2a5fb |
| MD5sum | e4a212df3ce12e735ece298053babb7c |
| SHA1sum | 17379efb420e94acedeee2f7fcb97763395e7b07 |
| Identifier | iPhone12,8 |
cd ~/Downloads.idevicerestore -e iPhone12,8_14.5_18E199_Restore.ipsw and press Enter.