This firmware is not signed. This means you cannot restore to it in iTunes.
| Release Date | 18 February 2016 |
| Upload Date | 16 February 2016 |
| File Name | iPhone7,1_9.2.1_13D20_Restore.ipsw |
| File Size | 2.05 GB |
| SHA256sum | 4e20a37e0f3aff2e1864a654491e0f5324b2f74b717460c89f233624cf9eb4c0 |
| MD5sum | 054ef8e00e121a189831c30e13e43be9 |
| SHA1sum | 27eb443e01e034d13ec6b1dce7431d598416a200 |
| Identifier | iPhone7,1 |
cd ~/Downloads.idevicerestore -e iPhone7,1_9.2.1_13D20_Restore.ipsw and press Enter.