This firmware is signed. This means that you can restore to it in iTunes.
| Release Date | 21 September 2023 |
| Upload Date | 18 September 2023 |
| File Name | UniversalMac_13.6_22G120_Restore.ipsw |
| File Size | 12.01 GB |
| SHA256sum | 9bf095739b8b2d5ebd20f7e8de938f10bc449f9843de21c4a41ae54d73526728 |
| MD5sum | eb723e78d57cf6fcaea56f97dc170dac |
| SHA1sum | a1675f2c8412122a5e796981571b0269a966708e |
| Identifier | Mac14,3 |
cd ~/Downloads.idevicerestore -e UniversalMac_13.6_22G120_Restore.ipsw and press Enter.