IPSW Downloads

iOS 11.2.1 - 15C153 for iPhone 6

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

Release Date13 December 2017
Upload Date10 December 2017
File NameiPhone_4.7_11.2.1_15C153_Restore.ipsw
File Size2.47 GB
SHA256suma50333cdc2199845c9e4ccc080bc68c0f30a5b22cc87ff30765d2594781e7cb7
MD5sumd2ad5a1613a62b5170615d97d3de29b2
SHA1sum202b14e1e0f2cdbffc9a08c3aff9a75a4d9c1eee
IdentifieriPhone7,2

Installation Instructions

Windows

  1. Install the latest version of iTunes from the Microsoft Store.
  2. Connect your iPhone 6 to your PC.
  3. Open iTunes and navigate to your iPhone 6.
  4. Hold the Shift key and click "Restore".
  5. Select the iPhone_4.7_11.2.1_15C153_Restore.ipsw file you downloaded.
  6. Wait for the restore to complete and for your iPhone 6 to reboot.

macOS

  1. Connect your iPhone 6 to your Mac.
  2. Navigate to your iPhone 6 in Finder.
  3. Hold the Option or Alt key and click "Restore".
  4. Select the iPhone_4.7_11.2.1_15C153_Restore.ipsw file you downloaded.
  5. Wait for the restore to complete and for your iPhone 6 to reboot.

Linux

  1. Install idevicerestore.
  2. Connect your iPhone 6 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_11.2.1_15C153_Restore.ipsw and press Enter.
  5. Wait for the restore to complete and for your iPhone 6 to reboot.