This firmware is not signed. This means you cannot restore to it in iTunes.
| Release Date | 26 January 2021 |
| Upload Date | 17 January 2021 |
| File Name | iPhone_5.5_P3_14.4_18D52_Restore.ipsw |
| File Size | 4.83 GB |
| SHA256sum | 94b9f0e3d97c98a5522ac2450940e4e7b8201f84028c1f30e17de3a98fede3cf |
| MD5sum | deb441b5f2851be10d9ee20c5e1468ec |
| SHA1sum | d86b549e0fe160bb317be8b2d2d280a913999b82 |
| Identifier | iPhone9,2 |
cd ~/Downloads.idevicerestore -e iPhone_5.5_P3_14.4_18D52_Restore.ipsw and press Enter.