✗ This firmware is not signed. This means you cannot restore to it in Finder, the Apple Devices app, iTunes, or idevicerestore.
| Release Date | December 19, 2023 |
|---|---|
| Upload Date | December 16, 2023 |
| Filename | iPhone11,2,iPhone11,4,iPhone11,6_17.2.1_21C66_Restore.ipsw |
| Filesize | 7.1 GiB |
| SHA256sum | 421fb0c427f623eebcc881dc540fdf350a5a477bab7de44cb46e48dbccaaef4c |
| MD5sum | a857e38c18a282b7516cec889e538275 |
| SHA1sum | d10a44b5cbef3609331975eee3465ff630f1d7da |
| Identifier | iPhone11,6 |
This update provides important bug fixes and is recommended for all users.
For information on the security content of Apple software updates, please visit this website: