This firmware is not signed. This means you cannot restore to it in iTunes.
| Release Date | 20 September 2021 |
| Upload Date | 17 September 2021 |
| File Name | iPhone11,8,iPhone12,1_15.0_19A346_Restore.ipsw |
| File Size | 6.48 GB |
| SHA256sum | 13d574566eec7be3b9e23ec93c2374cabf7f150be63aafd7f8479d7d162480e0 |
| MD5sum | 9fd93937676b216e9771b1c1d524c485 |
| SHA1sum | 464c911e83a7783138c6b58df35de9fa961d04cd |
| Identifier | iPhone12,1 |
cd ~/Downloads.idevicerestore -e iPhone11,8,iPhone12,1_15.0_19A346_Restore.ipsw and press Enter.