✗ This firmware is not signed. This means you cannot restore to it in iTunes.
| Release Date | 11th January 2021 |
|---|---|
| Upload Date | 8th January 2021 |
| Filename | iPhone_4.0_64bit_12.5.1_16H22_Restore.ipsw |
| Filesize | 3.02 GB |
| SHA256sum | 5ed8d4d1cacc41c11ffb186a8d78cbc2602461da9887b8599b098f3b84c80966 |
| MD5sum | 7fd768ac212db3a7968ea7c99df5b309 |
| SHA1sum | a2ba4d5423ead583b31392d6555085ef1af3d310 |
| Identifier | iPhone6,1 |
This update fixes an issue where Exposure Notifications could incorrectly display logging profile language.
For information on the security content of Apple software updates, please visit this website: