You will have to note that you can only restore signed IPSW firmware files using iTunes or 3utools.
❌ This IPSW firmware is not being Signed by Apple
| Firmware Identifier | iPhone12,3 |
|---|---|
| iOS Version | 13.1.2 |
| Release Date | 2019-09-30 |
| Update Date | 2019-09-28 |
| Sha1sum |
d72ee55f39ba6634536a6858fca0f5e4edcd13f5
|
| Sha256sum |
03da692ca4c00ba01cf104c71b6db1b97f935d6a1f3596c9e8dcea9f985f51e7
|
| md5sum |
8f0db6e7d0a1f1605702b2508cc8c82e
|
| Size | 4.28 GB |
| FileName |
iPhone12,3,iPhone12,5_13.1.2_17A860_Restore.ipsw
|
| Status |
|
It should be noted that these are the official release notes for the = $os ?> = $version ?> from Apple
iOS 13.1.2 includes bug fixes and improvements for your iPhone. This update:
For information on the security content of Apple software updates, please visit this website: