✗ This firmware is not signed. This means you cannot restore to it in Finder, the Apple Devices app, iTunes, or idevicerestore.
| Release Date | December 14, 2020 |
|---|---|
| Upload Date | December 11, 2020 |
| Filename | iPhone_4.0_64bit_12.5_16H20_Restore.ipsw |
| Filesize | 2.8 GiB |
| SHA256sum | d210c71c434a24ff7dc7816082c9bbb434908e783d8379737e53823c03044d66 |
| MD5sum | 89767e26cff6f426a263f488c89c0155 |
| SHA1sum | 2138cde9e348f08cca562500eed153ce1f5bfeb3 |
| Identifier | iPhone6,2 |
iOS 12.5 lets you opt-in to the COVID-19 Exposure Notifications system for your iPhone. System availability depends on support from your local public health authority. For more information see covid19.apple.com/contacttracing.
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