This firmware is not signed. This means you cannot restore to it in iTunes.
| Release Date | 26 January 2022 |
| Upload Date | 23 January 2022 |
| File Name | iPhone_5.5_P3_15.3_19D50_Restore.ipsw |
| File Size | 5.56 GB |
| SHA256sum | d0a7964e074bf70eb83310af8d2dd8fcd42c57c8cfe7bab47a42e71bd3cd83c1 |
| MD5sum | 1aa8c6172dd45d98e76027106fdb6b2e |
| SHA1sum | f939d769b5a0cd8d89fceafbc33aeae17cb2ff5d |
| Identifier | iPhone9,2 |
cd ~/Downloads.idevicerestore -e iPhone_5.5_P3_15.3_19D50_Restore.ipsw and press Enter.