IPSW Downloads

iOS 11.1 - 15B93 for iPhone 8

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

Release Date31 October 2017
Upload Date20 October 2017
File NameiPhone10,4_11.1_15B93_Restore.ipsw
File Size2.52 GB
SHA256sum8b9eb4ce312aa8203082c68048be0dfc347b1f93ae22a80cb5bb89c55daf20b4
MD5sum5caebb46f3ce9864de8e3c2fb6fb0e39
SHA1sume94a7a0b7d75ec58eebe901b81917298afe045fc
IdentifieriPhone10,1

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_15B93_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_15B93_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_15B93_Restore.ipsw and press Enter.
  5. Wait for the restore to complete and for your iPhone 8 to reboot.