IPSW Downloads

iOS 11.1 - 15B93 for iPhone 6s

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

Release Date31 October 2017
Upload Date20 October 2017
File NameiPhone_4.7_11.1_15B93_Restore.ipsw
File Size2.53 GB
SHA256sum61cfeb841e0cd70a47e04f932a3e8fae94f7653b9fc1e94d58dcff0fc7ae3fd8
MD5sum5eb37a2a14b11d3da58660ca05fce4b9
SHA1sumdbfe6a90183ecf182b672e394f086c7591dd6699
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_15B93_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_15B93_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_15B93_Restore.ipsw and press Enter.
  5. Wait for the restore to complete and for your iPhone 6s to reboot.