✗ This firmware is not signed. This means you cannot restore to it in iTunes.
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Download (2.73 GB)✗ This firmware is not signed. This means you cannot restore to it in iTunes. The instructions below are included for reference only.
iPhone_4.0_64bit_11.4.1_15G77_Restore.ipsw file that you downloaded.iPhone_4.0_64bit_11.4.1_15G77_Restore.ipsw file that you downloaded.cd ~/Downloadsidevicerestore -e iPhone_4.0_64bit_11.4.1_15G77_Restore.ipsw and press enter.cd DownloadsGet-FileHash iPhone_4.0_64bit_11.4.1_15G77_Restore.ipsw -Algorithm SHA14151a40c76216662222e9855dcd2452292b6eea9. If it doesn't, you may need to redownload the file.cd ~/Downloadsopenssl sha1 iPhone_4.0_64bit_11.4.1_15G77_Restore.ipsw4151a40c76216662222e9855dcd2452292b6eea9. If it doesn't, you may need to redownload the file.cd ~/Downloadsopenssl sha1 iPhone_4.0_64bit_11.4.1_15G77_Restore.ipsw4151a40c76216662222e9855dcd2452292b6eea9. If it doesn't, you may need to redownload the file.| SHA256sum | 18f3cac634abd2f0297a1a24067118314eb3e4a2f8c878ce8d157c61259819b1 |
|---|---|
| MD5sum | 552f1919e66b90c58a0df905afa1e50a |
| SHA1sum | 4151a40c76216662222e9855dcd2452292b6eea9 |
iOS 11.4.1 includes bug fixes and improves the security of your iPhone or iPad. This update:
Fixes an issue that prevented some users from viewing the last known location of their AirPods in Find My iPhone
Improves reliability of syncing mail, contacts and notes with Exchange accounts
For information on the security content of Apple software updates, please visit this website: https://support.apple.com/kb/HT201222