✗ This firmware is not signed. This means you cannot restore to it in Finder, the Apple Devices app, iTunes, or idevicerestore.
| Release Date | March 26, 2021 |
|---|---|
| Upload Date | March 23, 2021 |
| Filename | iPhone_4.0_64bit_12.5.2_16H30_Restore.ipsw |
| Filesize | 2.8 GiB |
| SHA256sum | 6e2e1e9ad587d0b558ff2478444eeac44e42d0b012172e287f36efa99438ba23 |
| MD5sum | b96b37aedb82f9856963395f0fe9fbcc |
| SHA1sum | ff4ba5c6904ebae09ecb79e464ea9c9a1b3f9f4b |
| Identifier | iPhone6,1 |
This update provides important security updates and is recommended for all users.
For information on the security content of Apple software updates, please visit this website: https://support.apple.com/kb/HT201222