IPSW Downloads

iPadOS 11.2.1 - 15C153 for iPad Air 2 (Cellular)

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

Release Date13 December 2017
Upload Date10 December 2017
File NameiPad_64bit_TouchID_11.2.1_15C153_Restore.ipsw
File Size2.44 GB
SHA256sumd22407b8ca84c30bc8ae54c6e00e3b85991bdb8ed96a3cc968081f9feeb6dc99
MD5sum2f5a8e21aa41456111aea8555536482e
SHA1sum5a673cb851a7c6b94c3a16cde0f780bbfed5f11f
IdentifieriPad5,4

Installation Instructions

Windows

  1. Install the latest version of iTunes from the Microsoft Store.
  2. Connect your iPad Air 2 (Cellular) to your PC.
  3. Open iTunes and navigate to your iPad Air 2 (Cellular).
  4. Hold the Shift key and click "Restore".
  5. Select the iPad_64bit_TouchID_11.2.1_15C153_Restore.ipsw file you downloaded.
  6. Wait for the restore to complete and for your iPad Air 2 (Cellular) to reboot.

macOS

  1. Connect your iPad Air 2 (Cellular) to your Mac.
  2. Navigate to your iPad Air 2 (Cellular) in Finder.
  3. Hold the Option or Alt key and click "Restore".
  4. Select the iPad_64bit_TouchID_11.2.1_15C153_Restore.ipsw file you downloaded.
  5. Wait for the restore to complete and for your iPad Air 2 (Cellular) to reboot.

Linux

  1. Install idevicerestore.
  2. Connect your iPad Air 2 (Cellular) 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 iPad_64bit_TouchID_11.2.1_15C153_Restore.ipsw and press Enter.
  5. Wait for the restore to complete and for your iPad Air 2 (Cellular) to reboot.