✗ This OTA is not signed. OTA firmwares cannot be restored to. IPSW Downloads collects them for potential future use. They might also be useful if you're doing research.
| Release Date | February 10, 2022 |
|---|---|
| Upload Date | February 7, 2022 |
| Filename | efe630e598a42ee154b17976ee0ce759e3ecff2c.zip |
| Filesize | 3.8 GiB |
| Identifier | iPhone8,1 |
iOS 15.3.1 provides important security updates for your iPhone and fixes an issue that may cause Braille displays to stop responding.
For information on the security content of Apple software updates, please visit this website: