This firmware is not signed. This means you cannot restore to it in iTunes.
| Release Date | 29 July 2024 |
| Upload Date | 23 July 2024 |
| File Name | iPhone15,4_17.6_21G80_Restore.ipsw |
| File Size | 7.53 GB |
| SHA256sum | ff7d739abf2a8fc169891ec7474b6d0b4a5c8dca21677f89179e3aa26188877e |
| MD5sum | 6b4612e6480bc0083843138e292fe33b |
| SHA1sum | f5c216fb5479e8974bba613163045593aa64e242 |
| Identifier | iPhone15,4 |
cd ~/Downloads.idevicerestore -e iPhone15,4_17.6_21G80_Restore.ipsw and press Enter.