✗ This firmware is not signed. This means you cannot restore to it in Finder, the Apple Devices app, iTunes, or idevicerestore.
| Release Date | January 12, 2022 |
|---|---|
| Upload Date | January 8, 2022 |
| Filename | iPhone13,4_15.2.1_19C63_Restore.ipsw |
| Filesize | 6.2 GiB |
| SHA256sum | 9cc298b014dd70075a1940d47561141e32a043cf20d3fd11fd3e154727bc24d0 |
| MD5sum | ec6793aeb3d0477e6751c70062a73a7f |
| SHA1sum | 794697eda22e21c3c9cca4a57454c34007591b7d |
| Identifier | iPhone13,4 |
iOS 15.2.1 contains bug fixes for your iPhone including:
Messages may not load photos sent using an iCloud Link
Third-party CarPlay apps may not respond to input
For information on the security content of Apple software updates, please visit this website: