✗ This firmware is not signed. This means you cannot restore to it in Finder, the Apple Devices app, iTunes, or idevicerestore.
| Release Date | May 3, 2021 |
|---|---|
| Upload Date | April 27, 2021 |
| Filename | iPhone_4.0_64bit_14.5.1_18E212_Restore.ipsw |
| Filesize | 4.4 GiB |
| SHA256sum | 480280ba4bdb5297fdae716fa8b7c45e6dc9d67bbbdb1882ad87358425eea9e2 |
| MD5sum | 15ee76dede2941c1fed827b5fe5dccd4 |
| SHA1sum | 6127f3309563ac90db732886925a005998d2a089 |
| Identifier | iPhone8,4 |
This update fixes an issue with App Tracking Transparency where some users who previously disabled Allow Apps to Request to Track in Settings may not receive prompts from apps after re-enabling it. This update also 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