✗ This firmware is not signed. This means you cannot restore to it in Finder, the Apple Devices app, iTunes, or idevicerestore.
| Release Date | November 30, 2023 |
|---|---|
| Upload Date | November 27, 2023 |
| Filename | iPhone15,4_17.1.2_21B101_Restore.ipsw |
| Filesize | 7.5 GiB |
| SHA256sum | 574981e5d332e50afe80c9cec968d5ff94172d839f940407ee78e24d29c0888c |
| MD5sum | 0c667f58176700d6bd8f638c92dabdb5 |
| SHA1sum | b0905ef064c4740a3c42006bdf160075f26e9b6c |
| Identifier | iPhone15,4 |
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: