iOS 11.4.1 (15G77) for iPhone 5s (GSM)

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✗ This firmware is not signed. This means you cannot restore to it in Finder, the Apple Devices app, iTunes, or idevicerestore.

Release DateJuly 9, 2018
Upload DateJune 30, 2018
FilenameiPhone_4.0_64bit_11.4.1_15G77_Restore.ipsw
Filesize2.5 GiB
SHA256sum18f3cac634abd2f0297a1a24067118314eb3e4a2f8c878ce8d157c61259819b1
MD5sum552f1919e66b90c58a0df905afa1e50a
SHA1sum4151a40c76216662222e9855dcd2452292b6eea9
IdentifieriPhone6,1
Download (2.5 GiB)

iOS 11.4.1 Release Notes

Please note, the documentation below is supplied from Apple's update servers. We don't modify the contents of this documentation.

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

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