This firmware is not signed. This means you cannot restore to it in iTunes.
| Release Date | 01 June 2020 |
| Upload Date | 28 May 2020 |
| File Name | iPhone12,8_13.5.1_17F80_Restore.ipsw |
| File Size | 3.88 GB |
| SHA256sum | 770d784fd90fd132347c46cbb377693f8d915b0c0c61c6cf6e5237ea99a0e0c0 |
| MD5sum | b5a4b4a3d855de27fa25723903360aad |
| SHA1sum | b1975ca37fc584ea7fd8490c0038209fa8f5a53b |
| Identifier | iPhone12,8 |
cd ~/Downloads.idevicerestore -e iPhone12,8_13.5.1_17F80_Restore.ipsw and press Enter.