This firmware is not signed. This means you cannot restore to it in iTunes.
| Release Date | 30 October 2018 |
| Upload Date | 20 October 2018 |
| File Name | iPhone_5.5_12.1_16B92_Restore.ipsw |
| File Size | 3.04 GB |
| SHA256sum | ddfa38003c31481a02e7afbd1ff3eed0126c5009cd2deb0b9c3a75ffa4c46bf7 |
| MD5sum | a1f55df7c783297ef469df8a63a0d14f |
| SHA1sum | 9066ddc71a0dc5c42247bcf38045ee0f39ed164f |
| Identifier | iPhone7,1 |
cd ~/Downloads.idevicerestore -e iPhone_5.5_12.1_16B92_Restore.ipsw and press Enter.