✗ This firmware is not signed. This means you cannot restore to it in iTunes.
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Download (5.4 GB)✗ This firmware is not signed. This means you cannot restore to it in iTunes. The instructions below are included for reference only.
iPhone_4.7_P3_15.8.1_19H380_Restore.ipsw file that you downloaded.iPhone_4.7_P3_15.8.1_19H380_Restore.ipsw file that you downloaded.cd ~/Downloadsidevicerestore -e iPhone_4.7_P3_15.8.1_19H380_Restore.ipsw and press enter.cd DownloadsGet-FileHash iPhone_4.7_P3_15.8.1_19H380_Restore.ipsw -Algorithm SHA18004a08784740fdc8cf67e21f6248584067a1bec. If it doesn't, you may need to redownload the file.cd ~/Downloadsopenssl sha1 iPhone_4.7_P3_15.8.1_19H380_Restore.ipsw8004a08784740fdc8cf67e21f6248584067a1bec. If it doesn't, you may need to redownload the file.cd ~/Downloadsopenssl sha1 iPhone_4.7_P3_15.8.1_19H380_Restore.ipsw8004a08784740fdc8cf67e21f6248584067a1bec. If it doesn't, you may need to redownload the file.| SHA256sum | 6062d4bce0aeb79df2694bf273a3d35fbe2f7c9979ef7687603436f3d8fa881c |
|---|---|
| MD5sum | 1731dcb73fe2b03679703176a9e80dee |
| SHA1sum | 8004a08784740fdc8cf67e21f6248584067a1bec |
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/HT201222