✗ 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 (7.49 GB)✗ This firmware is not signed. This means you cannot restore to it in iTunes. The instructions below are included for reference only.
iPhone11,8_17.4.1_21E236_Restore.ipsw file that you downloaded.iPhone11,8_17.4.1_21E236_Restore.ipsw file that you downloaded.cd ~/Downloadsidevicerestore -e iPhone11,8_17.4.1_21E236_Restore.ipsw and press enter.cd DownloadsGet-FileHash iPhone11,8_17.4.1_21E236_Restore.ipsw -Algorithm SHA11893f508fff311c35780b461eadf05dd1f6b70e2. If it doesn't, you may need to redownload the file.cd ~/Downloadsopenssl sha1 iPhone11,8_17.4.1_21E236_Restore.ipsw1893f508fff311c35780b461eadf05dd1f6b70e2. If it doesn't, you may need to redownload the file.cd ~/Downloadsopenssl sha1 iPhone11,8_17.4.1_21E236_Restore.ipsw1893f508fff311c35780b461eadf05dd1f6b70e2. If it doesn't, you may need to redownload the file.| SHA256sum | 4ce7a0e130fddb5dbd699972853f10134c44e4fe2bc6301dc32272b305a43a47 |
|---|---|
| MD5sum | e97079654fb19b6e1772092ec8e3281d |
| SHA1sum | 1893f508fff311c35780b461eadf05dd1f6b70e2 |
This update provides important bug fixes and 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