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iPad mini 2 (Cellular)

iOS 11.3.1 (15E302) for iPad mini 2 (Cellular)

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

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✗ This firmware is not signed. This means you cannot restore to it in iTunes. The instructions below are included for reference only.

Windows

  1. Install the latest version of iTunes from the Microsoft Store.
  2. Plug your iPad mini 2 (Cellular) in to your PC.
  3. Open iTunes, and navigate to your iPad mini 2 (Cellular).
  4. Hold the Shift key on your keyboard, and press "Restore".
  5. Select the iPad_64bit_11.3.1_15E302_Restore.ipsw file that you downloaded.
  6. Wait for the restore to complete, and the iPad mini 2 (Cellular) to reboot.

macOS

  1. Plug your iPad mini 2 (Cellular) in to your Mac.
  2. Navigate to your iPad mini 2 (Cellular) in Finder.
  3. Hold the Option or Alt key on your keyboard, and press "Restore".
  4. Select the iPad_64bit_11.3.1_15E302_Restore.ipsw file that you downloaded.
  5. Wait for the restore to complete, and the iPad mini 2 (Cellular) to reboot.

Linux

  1. Install idevicerestore.
  2. Plug your iPad mini 2 (Cellular) in to your PC.
  3. Open a terminal, and navigate to the IPSW file that 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 the iPad mini 2 (Cellular) to reboot.

Windows

  1. Open PowerShell, and navigate to the IPSW file that you downloaded, e.g. cd Downloads
  2. Type Get-FileHash iPad_64bit_11.3.1_15E302_Restore.ipsw -Algorithm SHA1
  3. The output of the command should match the following checksum: a883eb5343947d70df7b68f7fa7ca76649710114. If it doesn't, you may need to redownload the file.

macOS

  1. Open a terminal, and navigate to the IPSW file that you downloaded, e.g. cd ~/Downloads
  2. Type openssl sha1 iPad_64bit_11.3.1_15E302_Restore.ipsw
  3. The output of the command should match the following checksum: a883eb5343947d70df7b68f7fa7ca76649710114. If it doesn't, you may need to redownload the file.

Linux

  1. Open a terminal, and navigate to the IPSW file that you downloaded, e.g. cd ~/Downloads
  2. Type openssl sha1 iPad_64bit_11.3.1_15E302_Restore.ipsw
  3. The output of the command should match the following checksum: a883eb5343947d70df7b68f7fa7ca76649710114. If it doesn't, you may need to redownload the file.

Checksums

SHA256sum 03e3fe4e08c7a9bde54d57e22930009fa4936759a6aebedb1098fe9be8f73007
MD5sum d57dc350b8c154a1716a85e7d455d3b8
SHA1sum a883eb5343947d70df7b68f7fa7ca76649710114
Please note, the documentation below is supplied from Apple's update servers. We don't modify the contents of this documentation.

iOS 11.3.1 improves the security of your iPhone or iPad and addresses an issue where touch input was unresponsive on some iPhone 8 devices because they were serviced with non-genuine replacement displays.

Note: Non-genuine replacement displays may have compromised visual quality and may fail to work correctly. Apple-certified screen repairs are performed by trusted experts who use genuine Apple parts. See support.apple.com for more information.

For information on the security content of Apple software updates, please visit this website:

https://support.apple.com/kb/HT201222

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