This firmware is not signed. This means you cannot restore to it in iTunes.
| Release Date | 13 September 2021 |
| Upload Date | 10 September 2021 |
| File Name | iPhone11,8,iPhone12,1_14.8_18H17_Restore.ipsw |
| File Size | 5.55 GB |
| SHA256sum | a0bdb75b3b05b70667f348e064e0260522a71289b4dac46808cd9a5a99ce76c8 |
| MD5sum | 3ac7177a4316a164fb14550805fbc46d |
| SHA1sum | 3ff8501842d0d42a12ec2947a6a48aea032690b2 |
| Identifier | iPhone12,1 |
cd ~/Downloads.idevicerestore -e iPhone11,8,iPhone12,1_14.8_18H17_Restore.ipsw and press Enter.