This firmware is not signed. This means you cannot restore to it in iTunes.
Release Date | Invalid Date |
Upload Date | 29 February 2012 |
File Name | iPhone2,1_5.1_9B176_Restore.ipsw |
File Size | 0.67 GB |
SHA256sum | |
MD5sum | 51e253431b1080cbbb5073efc87b1bb3 |
SHA1sum | 4182c7ee075a5acbb2595b1cc27fe279e9c343ce |
Identifier | iPhone2,1 |
cd ~/Downloads
.idevicerestore -e iPhone2,1_5.1_9B176_Restore.ipsw
and press Enter.