✗ This firmware is not signed. This means you cannot restore to it in iTunes.
| Release Date | 4th October 2023 |
|---|---|
| Upload Date | 2nd October 2023 |
| Filename | iPhone15,4_17.0.3_21A360_Restore.ipsw |
| Filesize | 7.99 GB |
| SHA256sum | fb0e74363f694b26c950fdf820af53643a84d950e55faad0af6432008fb8b7bb |
| MD5sum | 3869d1e73953035bd88171e1b89fb265 |
| SHA1sum | 414858cd7fa18fc551bf6788685401791b15a0ba |
| Identifier | iPhone15,4 |
This update provides important bug fixes, security updates, and addresses an issue that may cause iPhone to run warmer than expected.
For information on the security content of Apple software updates, please visit this website:
https://support.apple.com/HT201222