This firmware is not signed. This means you cannot restore to it in iTunes.
| Release Date | 26 March 2021 |
| Upload Date | 23 March 2021 |
| File Name | iPhone12,8_14.4.2_18D70_Restore.ipsw |
| File Size | 4.80 GB |
| SHA256sum | 3f95d4d45e62d0b3bf337853b81467c3241d92c8d27338a12bf7af57095804ad |
| MD5sum | 300cbbe6703be18622a9373860db7b49 |
| SHA1sum | 44d7afb4df7cd1747feec97fe3be127fb44bd333 |
| Identifier | iPhone12,8 |
cd ~/Downloads.idevicerestore -e iPhone12,8_14.4.2_18D70_Restore.ipsw and press Enter.