IPSW Downloads

iPadOS 11.3.1 - 15E302 for iPad Air (GSM+CDMA)

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

Release Date24 April 2018
Upload Date14 April 2018
File NameiPad_64bit_11.3.1_15E302_Restore.ipsw
File Size2.40 GB
SHA256sum03e3fe4e08c7a9bde54d57e22930009fa4936759a6aebedb1098fe9be8f73007
MD5sumd57dc350b8c154a1716a85e7d455d3b8
SHA1suma883eb5343947d70df7b68f7fa7ca76649710114
IdentifieriPad4,2

Installation Instructions

Windows

  1. Install the latest version of iTunes from the Microsoft Store.
  2. Connect your iPad Air (GSM+CDMA) to your PC.
  3. Open iTunes and navigate to your iPad Air (GSM+CDMA).
  4. Hold the Shift key and click "Restore".
  5. Select the iPad_64bit_11.3.1_15E302_Restore.ipsw file you downloaded.
  6. Wait for the restore to complete and for your iPad Air (GSM+CDMA) to reboot.

macOS

  1. Connect your iPad Air (GSM+CDMA) to your Mac.
  2. Navigate to your iPad Air (GSM+CDMA) in Finder.
  3. Hold the Option or Alt key and click "Restore".
  4. Select the iPad_64bit_11.3.1_15E302_Restore.ipsw file you downloaded.
  5. Wait for the restore to complete and for your iPad Air (GSM+CDMA) to reboot.

Linux

  1. Install idevicerestore.
  2. Connect your iPad Air (GSM+CDMA) 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_11.3.1_15E302_Restore.ipsw and press Enter.
  5. Wait for the restore to complete and for your iPad Air (GSM+CDMA) to reboot.