✗ This firmware is not signed. This means you cannot restore to it in Finder, the Apple Devices app, iTunes, or idevicerestore.
| Release Date | October 25, 2023 |
|---|---|
| Upload Date | October 16, 2023 |
| Filename | iPhone_4.0_64bit_15.8_19H370_Restore.ipsw |
| Filesize | 4.9 GiB |
| SHA256sum | 54fa6dc08bb273beef680faace6813cf29d32cb96997864fa53f445e2f5f16bc |
| MD5sum | a08fc7935a50c1f603fc17f199234c22 |
| SHA1sum | c4668a350a94cfbfb43389122fce27df4a747699 |
| Identifier | iPhone8,4 |
This update provides important bug fixes and security updates and is recommended for all users.
For information on the security content of Apple software updates, please visit this website: