IPSW Downloads

iOS 11.3 - 15E216 for iPhone 6 Plus

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

Release Date29 March 2018
Upload Date16 March 2018
File NameiPhone_5.5_11.3_15E216_Restore.ipsw
File Size2.73 GB
SHA256sum38433d0532c9b2b42054dc0c96e99f5ef7c061b9db3d5081a34bb02b47904a1e
MD5sume59d88c475147a2d616ea41c5b0d2c5c
SHA1sum381567e25bc44c882ee557b7917c571731282a59
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_11.3_15E216_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_11.3_15E216_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_11.3_15E216_Restore.ipsw and press Enter.
  5. Wait for the restore to complete and for your iPhone 6 Plus to reboot.