This firmware is not signed. This means you cannot restore to it in iTunes.
| Release Date | 26 August 2019 |
| Upload Date | 22 August 2019 |
| File Name | iPhone_4.7_12.4.1_16G102_Restore.ipsw |
| File Size | 2.96 GB |
| SHA256sum | 3124d7048b50cc7ea4c7500abff53b788303449ead9a93d0d2db367136d4db86 |
| MD5sum | a71927383c2e818260afe098ccfd11ee |
| SHA1sum | b6477859037d2d401f999160416815e1c0541f31 |
| Identifier | iPhone8,1 |
cd ~/Downloads.idevicerestore -e iPhone_4.7_12.4.1_16G102_Restore.ipsw and press Enter.