This firmware is not signed. This means you cannot restore to it in iTunes.
Release Date | 19 January 2016 |
Upload Date | 12 January 2016 |
File Name | iPad3,1_9.2.1_13D15_Restore.ipsw |
File Size | 1.53 GB |
SHA256sum | 6890f0aeb35e2a1595cca31efc383a4f10983e696f24c50991ad6f49b7c7fa6c |
MD5sum | d5c3101a00724b698f8f69be3c13814e |
SHA1sum | 99b304ea16f9880b1c624232795b5c6f2ea28f8b |
Identifier | iPad3,1 |
cd ~/Downloads
.idevicerestore -e iPad3,1_9.2.1_13D15_Restore.ipsw
and press Enter.