IPSW Downloads

iOS 11.1.1 - 15B150 for iPhone 8

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

Release Date09 November 2017
Upload Date07 November 2017
File NameiPhone10,4_11.1.1_15B150_Restore.ipsw
File Size2.52 GB
SHA256sume8eb57c7e4d484aed243b62a5d90949639104d9db23a733073723b59dbb62374
MD5sum3dc931145c2f2fd4c2b799816c00f98b
SHA1sumf7f6c26dbd51e253e62e9463d2d30ea8b3475b96
IdentifieriPhone10,4

Installation Instructions

Windows

  1. Install the latest version of iTunes from the Microsoft Store.
  2. Connect your iPhone 8 to your PC.
  3. Open iTunes and navigate to your iPhone 8.
  4. Hold the Shift key and click "Restore".
  5. Select the iPhone10,4_11.1.1_15B150_Restore.ipsw file you downloaded.
  6. Wait for the restore to complete and for your iPhone 8 to reboot.

macOS

  1. Connect your iPhone 8 to your Mac.
  2. Navigate to your iPhone 8 in Finder.
  3. Hold the Option or Alt key and click "Restore".
  4. Select the iPhone10,4_11.1.1_15B150_Restore.ipsw file you downloaded.
  5. Wait for the restore to complete and for your iPhone 8 to reboot.

Linux

  1. Install idevicerestore.
  2. Connect your iPhone 8 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 iPhone10,4_11.1.1_15B150_Restore.ipsw and press Enter.
  5. Wait for the restore to complete and for your iPhone 8 to reboot.