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iPad Air 2 (Cellular)

iOS 12.4.1 (16G102) 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_12.4.1_16G102_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_12.4.1_16G102_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_12.4.1_16G102_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_12.4.1_16G102_Restore.ipsw -Algorithm SHA1
  3. The output of the command should match the following checksum: 2e6e444247af1d7d166f0976014510bf1589eb1f. 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_12.4.1_16G102_Restore.ipsw
  3. The output of the command should match the following checksum: 2e6e444247af1d7d166f0976014510bf1589eb1f. 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_12.4.1_16G102_Restore.ipsw
  3. The output of the command should match the following checksum: 2e6e444247af1d7d166f0976014510bf1589eb1f. If it doesn't, you may need to redownload the file.

Checksums

SHA256sum 8a7f0750b9ba07884d2ff926b640c93285df8ed669b79970a223da62dc7df917
MD5sum d3ee1608af8990887964b7116c75d38f
SHA1sum 2e6e444247af1d7d166f0976014510bf1589eb1f
Please note, the documentation below is supplied from Apple's update servers. We don't modify the contents of this documentation.

iOS 12.4.1 provides important security and stability updates, and is recommended for all users.

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

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

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