✗ 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_14.4.2_18D70_Restore.ipsw |
| Filesize | 4.2 GiB |
| SHA256sum | 9053b997b54aebb34dfd75c08b9d3768803a71142f85d1612eb3d077ea67c951 |
| MD5sum | d769c44926adc66d1dd402b7b53bfcc6 |
| SHA1sum | d56f22681f4a2b47a3c1bd132ad68fcaddc0db74 |
| Identifier | iPhone8,4 |
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