This firmware is not signed. This means you cannot restore to it in iTunes.
Release Date | 07 September 2023 |
Upload Date | 02 September 2023 |
File Name | iPhone12,1_16.6.1_20G81_Restore.ipsw |
File Size | 5.97 GB |
SHA256sum | 892b25b6d12cc64708de7e69a5fc965b06c3bb1dd3c5027612c18f7885c154cc |
MD5sum | 307813a22a1349d3b51c3ddfc8c8526c |
SHA1sum | b9dd7e1b50d4970a68f0d87eb88dafb02ced63b3 |
Identifier | iPhone12,1 |
cd ~/Downloads
.idevicerestore -e iPhone12,1_16.6.1_20G81_Restore.ipsw
and press Enter.