IPSW Downloads

iOS 11.0 - 15A372 for iPhone 6s Plus

This firmware is not signed. This means you cannot restore to it in iTunes.

Release Date19 September 2017
Upload Date02 September 2017
File NameiPhone_5.5_11.0_15A372_Restore.ipsw
File Size2.61 GB
SHA256sum765f544bb543616bddb32f7627c3bca2ef8cdfb547404f560831e84b0300795f
MD5sum0473f217af0f20e138649385de6db6c7
SHA1sum2ff599eed36f68aadabd6b117dcbda1a178cb8fc
IdentifieriPhone8,2

Installation Instructions

Windows

  1. Install the latest version of iTunes from the Microsoft Store.
  2. Connect your iPhone 6s Plus to your PC.
  3. Open iTunes and navigate to your iPhone 6s Plus.
  4. Hold the Shift key and click "Restore".
  5. Select the iPhone_5.5_11.0_15A372_Restore.ipsw file you downloaded.
  6. Wait for the restore to complete and for your iPhone 6s Plus to reboot.

macOS

  1. Connect your iPhone 6s Plus to your Mac.
  2. Navigate to your iPhone 6s Plus in Finder.
  3. Hold the Option or Alt key and click "Restore".
  4. Select the iPhone_5.5_11.0_15A372_Restore.ipsw file you downloaded.
  5. Wait for the restore to complete and for your iPhone 6s Plus to reboot.

Linux

  1. Install idevicerestore.
  2. Connect your iPhone 6s Plus to your PC.
  3. Open a terminal and navigate to the IPSW file you downloaded, e.g., cd ~/Downloads.
  4. To perform a full erase restore, type idevicerestore -e iPhone_5.5_11.0_15A372_Restore.ipsw and press Enter.
  5. Wait for the restore to complete and for your iPhone 6s Plus to reboot.