This firmware is signed. This means that you can restore to it in iTunes.
| Release Date | 17 August 2023 |
| Upload Date | 09 August 2023 |
| File Name | UniversalMac_13.5.1_22G90_Restore.ipsw |
| File Size | 12.01 GB |
| SHA256sum | b16966311b54aa5249cd2ee909e9854e0923c3f850e29b050614537d7abe657e |
| MD5sum | 91ba142e818d5bab5350b3cac70b0c9a |
| SHA1sum | 206a5a4b3bd80852ea1789e27e5764a56b9b11e2 |
| Identifier | Mac14,6 |
cd ~/Downloads.idevicerestore -e UniversalMac_13.5.1_22G90_Restore.ipsw and press Enter.