iOS 10.2.1 (14D27) for iPad 4 (Global)

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iPad 4 (Global)

✗ This firmware is not signed. This means you cannot restore to it in Finder, the Apple Devices app, iTunes, or idevicerestore.

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Download (1.8 GiB)

This firmware is not signed. This means you cannot restore to it in Finder, the Apple Devices app, iTunes, or idevicerestore. The instructions below are included for reference only.

Windows

  1. Install the latest version of Apple Devices from the Microsoft Store.
  2. Plug your iPad 4 (Global) in to your PC.
  3. Open Apple Devices, and navigate to your iPad 4 (Global).
  4. Hold the Shift key on your keyboard, and press "Restore".
  5. Select the iPad_32bit_10.2.1_14D27_Restore.ipsw file that you downloaded.
  6. Wait for the restore to complete, and the iPad 4 (Global) to reboot.

macOS

  1. Plug your iPad 4 (Global) in to your Mac.
  2. Navigate to your iPad 4 (Global) in Finder.
  3. Hold the Option or Alt key on your keyboard, and press "Restore".
  4. Select the iPad_32bit_10.2.1_14D27_Restore.ipsw file that you downloaded.
  5. Wait for the restore to complete, and the iPad 4 (Global) to reboot.

Linux

  1. Install idevicerestore.
  2. Plug your iPad 4 (Global) 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_32bit_10.2.1_14D27_Restore.ipsw and press enter.
  5. Wait for the restore to complete, and the iPad 4 (Global) to reboot.

Windows

  1. Open PowerShell, and navigate to the IPSW file that you downloaded, e.g. cd Downloads
  2. Type Get-FileHash iPad_32bit_10.2.1_14D27_Restore.ipsw -Algorithm SHA1
  3. The output of the command should match the following checksum: 9091e5aa08c807ba7e58e2f193e0433485936c79. 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_32bit_10.2.1_14D27_Restore.ipsw
  3. The output of the command should match the following checksum: 9091e5aa08c807ba7e58e2f193e0433485936c79. 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_32bit_10.2.1_14D27_Restore.ipsw
  3. The output of the command should match the following checksum: 9091e5aa08c807ba7e58e2f193e0433485936c79. If it doesn't, you may need to redownload the file.

Checksums

SHA256sum22bfdea286f224b349aa27a3ac45120451990f710dc4ea189160385ac59e8fa8
MD5sum22bfdea286f224b349aa27a3ac45120451990f710dc4ea189160385ac59e8fa8
SHA1sum9091e5aa08c807ba7e58e2f193e0433485936c79
Please note, the documentation below is supplied from Apple's update servers. We don't modify the contents of this documentation.

iOS 10.2.1

iOS 10.2.1 includes bug fixes and improves the security of your iPhone or iPad.

It also improves power management during peak workloads to avoid unexpected shutdowns on iPhone.

For information on the security content of Apple software updates, please visit this website: https://support.apple.com/HT201222

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