✗ This firmware is not signed. This means you cannot restore to it in iTunes.
Your download should begin shortly. If it does not, you can download it directly here:
Download (7.9 GB)✗ This firmware is not signed. This means you cannot restore to it in iTunes. The instructions below are included for reference only.
iPhone12,8_18.1.1_22B91_Restore.ipsw file that you downloaded.iPhone12,8_18.1.1_22B91_Restore.ipsw file that you downloaded.cd ~/Downloadsidevicerestore -e iPhone12,8_18.1.1_22B91_Restore.ipsw and press enter.cd DownloadsGet-FileHash iPhone12,8_18.1.1_22B91_Restore.ipsw -Algorithm SHA134c65bd69c7aab417a11f54798f13cd4212cd69f. If it doesn't, you may need to redownload the file.cd ~/Downloadsopenssl sha1 iPhone12,8_18.1.1_22B91_Restore.ipsw34c65bd69c7aab417a11f54798f13cd4212cd69f. If it doesn't, you may need to redownload the file.cd ~/Downloadsopenssl sha1 iPhone12,8_18.1.1_22B91_Restore.ipsw34c65bd69c7aab417a11f54798f13cd4212cd69f. If it doesn't, you may need to redownload the file.| SHA256sum | bfb1c8ec0e35875a21ea1862267f1c24358d33bb04f060ca2be9024dc422f101 |
|---|---|
| MD5sum | e96488f241cf2965e6b93645c31b6e6c |
| SHA1sum | 34c65bd69c7aab417a11f54798f13cd4212cd69f |
This update provides important security fixes and is recommended for all users.
For information on the security content of Apple software updates, please visit this website:
https://support.apple.com/100100