IPSW Downloads

iOS 11.0.2 - 15A421 for iPhone 6 Plus

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

Release Date03 October 2017
Upload Date28 September 2017
File NameiPhone_5.5_11.0.2_15A421_Restore.ipsw
File Size2.61 GB
SHA256suma784bf94760dd386ed5a038f485ad9e10eaac4e6d7a8a3d671b7ef93a81a04e7
MD5sumecbb1e8ca7f26ec5f4403cebc16d40f9
SHA1sumce41820023e87221097bfb439215d625f9f49442
IdentifieriPhone7,1

Installation Instructions

Windows

  1. Install the latest version of iTunes from the Microsoft Store.
  2. Connect your iPhone 6 Plus to your PC.
  3. Open iTunes and navigate to your iPhone 6 Plus.
  4. Hold the Shift key and click "Restore".
  5. Select the iPhone_5.5_11.0.2_15A421_Restore.ipsw file you downloaded.
  6. Wait for the restore to complete and for your iPhone 6 Plus to reboot.

macOS

  1. Connect your iPhone 6 Plus to your Mac.
  2. Navigate to your iPhone 6 Plus in Finder.
  3. Hold the Option or Alt key and click "Restore".
  4. Select the iPhone_5.5_11.0.2_15A421_Restore.ipsw file you downloaded.
  5. Wait for the restore to complete and for your iPhone 6 Plus to reboot.

Linux

  1. Install idevicerestore.
  2. Connect your iPhone 6 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_11.0.2_15A421_Restore.ipsw and press Enter.
  5. Wait for the restore to complete and for your iPhone 6 Plus to reboot.