This firmware is signed. This means that you can restore to it in iTunes.
| Release Date | 17 August 2022 |
| Upload Date | 12 August 2022 |
| File Name | UniversalMac_12.5.1_21G83_Restore.ipsw |
| File Size | 13.12 GB |
| SHA256sum | 97a5c61e21e9ddf25158ec9dca67b482205f9dd311d274a1a59915b4bb042c83 |
| MD5sum | 3d5f06ed500a29f29f82318e0e7fbe4b |
| SHA1sum | 478eca5466157a6eef5cdba8f75884b224c6d3f6 |
| Identifier | MacBookPro18,3 |
cd ~/Downloads.idevicerestore -e UniversalMac_12.5.1_21G83_Restore.ipsw and press Enter.