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iPad Air 2 (Cellular)

iOS 11.0.2 (15A421) for iPad Air 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 Air 2 (Cellular) in to your PC.
  3. Open iTunes, and navigate to your iPad Air 2 (Cellular).
  4. Hold the Shift key on your keyboard, and press "Restore".
  5. Select the iPad_64bit_TouchID_11.0.2_15A421_Restore.ipsw file that you downloaded.
  6. Wait for the restore to complete, and the iPad Air 2 (Cellular) to reboot.

macOS

  1. Plug your iPad Air 2 (Cellular) in to your Mac.
  2. Navigate to your iPad Air 2 (Cellular) in Finder.
  3. Hold the Option or Alt key on your keyboard, and press "Restore".
  4. Select the iPad_64bit_TouchID_11.0.2_15A421_Restore.ipsw file that you downloaded.
  5. Wait for the restore to complete, and the iPad Air 2 (Cellular) to reboot.

Linux

  1. Install idevicerestore.
  2. Plug your iPad Air 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_TouchID_11.0.2_15A421_Restore.ipsw and press enter.
  5. Wait for the restore to complete, and the iPad Air 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_TouchID_11.0.2_15A421_Restore.ipsw -Algorithm SHA1
  3. The output of the command should match the following checksum: 25204ecb1b0f3c106b84608e559c0e40468e49dd. 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_TouchID_11.0.2_15A421_Restore.ipsw
  3. The output of the command should match the following checksum: 25204ecb1b0f3c106b84608e559c0e40468e49dd. 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_TouchID_11.0.2_15A421_Restore.ipsw
  3. The output of the command should match the following checksum: 25204ecb1b0f3c106b84608e559c0e40468e49dd. If it doesn't, you may need to redownload the file.

Checksums

SHA256sum 1d43191c8501a0baa5f1c1bfdf845929a6dbce7d3faf70ac39db6d8dc631620b
MD5sum f9e9c67aad18e45898e06d566e320de2
SHA1sum 25204ecb1b0f3c106b84608e559c0e40468e49dd
Please note, the documentation below is supplied from Apple's update servers. We don't modify the contents of this documentation.

iOS 11.0.2 includes bug fixes and improvements for your iPhone or iPad. This update:

  • Fixes an issue where crackling sounds may occur during calls for a small number of iPhone 8 and 8 Plus devices
  • Addresses an issue that could cause some photos to become hidden
  • Fixes an issue where attachments in S/MIME encrypted emails would not open

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

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

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