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 | iPhone_4.7_14.4.2_18D70_Restore.ipsw |
| File Size | 4.30 GB |
| SHA256sum | 85f3f20efcdebddcfa7f7aeea5c2892c7d0aa39a5a75f4465d6dbe13564f4a47 |
| MD5sum | 888f5c5fbcffe892469ef00bab70f318 |
| SHA1sum | 1b8ebfa0e0d72e0f6bfd5d96deff04b0ee0b26bd |
| Identifier | iPhone8,1 |
cd ~/Downloads.idevicerestore -e iPhone_4.7_14.4.2_18D70_Restore.ipsw and press Enter.