✗ This firmware is not signed. This means you cannot restore to it in iTunes.
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Download (2.61 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_11.2.1_15C153_Restore.ipsw
file that you downloaded.iPhone_4.0_64bit_11.2.1_15C153_Restore.ipsw
file that you downloaded.cd ~/Downloads
idevicerestore -e iPhone_4.0_64bit_11.2.1_15C153_Restore.ipsw
and press enter.cd Downloads
Get-FileHash iPhone_4.0_64bit_11.2.1_15C153_Restore.ipsw -Algorithm SHA1
85124b66bb039b0740d7c8b61257abf1c1d07319
. If it doesn't, you may need to redownload the file.cd ~/Downloads
openssl sha1 iPhone_4.0_64bit_11.2.1_15C153_Restore.ipsw
85124b66bb039b0740d7c8b61257abf1c1d07319
. If it doesn't, you may need to redownload the file.cd ~/Downloads
openssl sha1 iPhone_4.0_64bit_11.2.1_15C153_Restore.ipsw
85124b66bb039b0740d7c8b61257abf1c1d07319
. If it doesn't, you may need to redownload the file.SHA256sum | abe2df1486b1e3f1480d6ba1029771a48665d4454e788a0d6abb8cd580e164be |
---|---|
MD5sum | 65cc098c56bd4ebc9aeb518f74d9b071 |
SHA1sum | 85124b66bb039b0740d7c8b61257abf1c1d07319 |
iOS 11.2.1 fixes bugs including an issue that could disable remote access to shared users of the Home app.
For information on the security content of Apple software updates, please visit this website: