✗ This firmware is not signed. This means you cannot restore to it in Finder, the Apple Devices app, iTunes, or idevicerestore.
| Release Date | January 23, 2023 |
|---|---|
| Upload Date | January 11, 2023 |
| Filename | iPhone_4.7_15.7.3_19H307_Restore.ipsw |
| Filesize | 4.9 GiB |
| SHA256sum | 23e1482eb873b7d4e7f779c22ef3a47bdde965fb70605750aa43f45c21cc67db |
| MD5sum | 881ddfaeb04c3055d7819e34362576f5 |
| SHA1sum | a8ef862e856481a1fa19729247d3ec71539491ed |
| Identifier | iPhone8,1 |
This update provides important security fixes and is recommended for all users.
For information on the security content of Apple software updates, please visit this website: