✗ This firmware is not signed. This means you cannot restore to it in Finder, the Apple Devices app, iTunes, or idevicerestore.
| Release Date | December 9, 2014 |
|---|---|
| Upload Date | December 5, 2014 |
| Filename | iPhone4,1_8.1.2_12B440_Restore.ipsw |
| Filesize | 1.5 GiB |
| SHA256sum | b482f5749adf59d118ad5449d10db22e261a78d6f9d9f3677550a9371cff0ced |
| MD5sum | 39341750faab88b272fdfb7ac0316597 |
| SHA1sum | 53fa0cf99b772736630555b00d6d0f92494a09d9 |
| Identifier | iPhone4,1 |
iOS 8.1.2
This release includes bug fixes and addresses a problem where ringtones purchased through the iTunes Store may have been removed from your device. To restore these ringtones, visit itunes.com/restore-tones from your iOS device.
For information on the security content of this update, please visit this website: