iOS 11.1.1 (15B150) for iPhone 6+

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iPhone 6+

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

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Download (2.7 GiB)

This firmware is not signed. This means you cannot restore to it in Finder, the Apple Devices app, iTunes, or idevicerestore. The instructions below are included for reference only.

Windows

  1. Install the latest version of Apple Devices from the Microsoft Store.
  2. Plug your iPhone 6+ in to your PC.
  3. Open Apple Devices, and navigate to your iPhone 6+.
  4. Hold the Shift key on your keyboard, and press "Restore".
  5. Select the iPhone_5.5_11.1.1_15B150_Restore.ipsw file that you downloaded.
  6. Wait for the restore to complete, and the iPhone 6+ to reboot.

macOS

  1. Plug your iPhone 6+ in to your Mac.
  2. Navigate to your iPhone 6+ in Finder.
  3. Hold the Option or Alt key on your keyboard, and press "Restore".
  4. Select the iPhone_5.5_11.1.1_15B150_Restore.ipsw file that you downloaded.
  5. Wait for the restore to complete, and the iPhone 6+ to reboot.

Linux

  1. Install idevicerestore.
  2. Plug your iPhone 6+ in to your PC.
  3. Open a terminal, and navigate to the IPSW file that you downloaded, e.g. cd ~/Downloads
  4. To perform a full erase restore, type idevicerestore -e iPhone_5.5_11.1.1_15B150_Restore.ipsw and press enter.
  5. Wait for the restore to complete, and the iPhone 6+ to reboot.

Windows

  1. Open PowerShell, and navigate to the IPSW file that you downloaded, e.g. cd Downloads
  2. Type Get-FileHash iPhone_5.5_11.1.1_15B150_Restore.ipsw -Algorithm SHA1
  3. The output of the command should match the following checksum: 8c12060e24a88948beea1d13c0aee27556da56cd. If it doesn't, you may need to redownload the file.

macOS

  1. Open a terminal, and navigate to the IPSW file that you downloaded, e.g. cd ~/Downloads
  2. Type openssl sha1 iPhone_5.5_11.1.1_15B150_Restore.ipsw
  3. The output of the command should match the following checksum: 8c12060e24a88948beea1d13c0aee27556da56cd. If it doesn't, you may need to redownload the file.

Linux

  1. Open a terminal, and navigate to the IPSW file that you downloaded, e.g. cd ~/Downloads
  2. Type openssl sha1 iPhone_5.5_11.1.1_15B150_Restore.ipsw
  3. The output of the command should match the following checksum: 8c12060e24a88948beea1d13c0aee27556da56cd. If it doesn't, you may need to redownload the file.

Checksums

SHA256sum0561ac861ae75c8064b9f009d2d0f1cad653689589da1239c0078ae9bddd8157
MD5sum0561ac861ae75c8064b9f009d2d0f1cad653689589da1239c0078ae9bddd8157
SHA1sum8c12060e24a88948beea1d13c0aee27556da56cd
Please note, the documentation below is supplied from Apple's update servers. We don't modify the contents of this documentation.

iOS 11.1.1

iOS 11.1.1 includes bug fixes for your iPhone or iPad. This update:

  • Fixes an issue with keyboard auto-correct

  • Fixes an issue where Hey Siri stops working

  • For information on the security content of Apple software updates, please visit this website: https://support.apple.com/HT201222

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