IPSW Downloads

iOS 11.1.1 - 15B150 for iPhone 6s

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

Release Date09 November 2017
Upload Date07 November 2017
File NameiPhone_4.7_11.1.1_15B150_Restore.ipsw
File Size2.53 GB
SHA256sumd58801c53e3787aaab26a6c277591be4dbb1a7e7b98784efa088254913dbddca
MD5sumb31b1bd3ec3197e9ad0bc9f3b19d7594
SHA1sumd1f7af40736670432f32059f4e409ac84b42462d
IdentifieriPhone8,1

Installation Instructions

Windows

  1. Install the latest version of iTunes from the Microsoft Store.
  2. Connect your iPhone 6s to your PC.
  3. Open iTunes and navigate to your iPhone 6s.
  4. Hold the Shift key and click "Restore".
  5. Select the iPhone_4.7_11.1.1_15B150_Restore.ipsw file you downloaded.
  6. Wait for the restore to complete and for your iPhone 6s to reboot.

macOS

  1. Connect your iPhone 6s to your Mac.
  2. Navigate to your iPhone 6s in Finder.
  3. Hold the Option or Alt key and click "Restore".
  4. Select the iPhone_4.7_11.1.1_15B150_Restore.ipsw file you downloaded.
  5. Wait for the restore to complete and for your iPhone 6s to reboot.

Linux

  1. Install idevicerestore.
  2. Connect your iPhone 6s 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_4.7_11.1.1_15B150_Restore.ipsw and press Enter.
  5. Wait for the restore to complete and for your iPhone 6s to reboot.