iPadOS 15.3.1 (19D52) for iPad mini 4 (Cellular)

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iPad mini 4 (Cellular)

✗ 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 (4.8 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 mini 4 (Cellular) in to your PC.
  3. Open Apple Devices, and navigate to your iPad mini 4 (Cellular).
  4. Hold the Shift key on your keyboard, and press "Restore".
  5. Select the iPad_64bit_TouchID_15.3.1_19D52_Restore.ipsw file that you downloaded.
  6. Wait for the restore to complete, and the iPad mini 4 (Cellular) to reboot.

macOS

  1. Plug your iPad mini 4 (Cellular) in to your Mac.
  2. Navigate to your iPad mini 4 (Cellular) in Finder.
  3. Hold the Option or Alt key on your keyboard, and press "Restore".
  4. Select the iPad_64bit_TouchID_15.3.1_19D52_Restore.ipsw file that you downloaded.
  5. Wait for the restore to complete, and the iPad mini 4 (Cellular) to reboot.

Linux

  1. Install idevicerestore.
  2. Plug your iPad mini 4 (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_15.3.1_19D52_Restore.ipsw and press enter.
  5. Wait for the restore to complete, and the iPad mini 4 (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_15.3.1_19D52_Restore.ipsw -Algorithm SHA1
  3. The output of the command should match the following checksum: 3e1b087e2362b6933bdccc6cdf2c875c8427dfee. 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_15.3.1_19D52_Restore.ipsw
  3. The output of the command should match the following checksum: 3e1b087e2362b6933bdccc6cdf2c875c8427dfee. 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_15.3.1_19D52_Restore.ipsw
  3. The output of the command should match the following checksum: 3e1b087e2362b6933bdccc6cdf2c875c8427dfee. If it doesn't, you may need to redownload the file.

Checksums

SHA256sum566c3e6b1201f72209744b2b3c866544692e0ebf40bf1c69e75c3e8812fa0104
MD5sum566c3e6b1201f72209744b2b3c866544692e0ebf40bf1c69e75c3e8812fa0104
SHA1sum3e1b087e2362b6933bdccc6cdf2c875c8427dfee
Please note, the documentation below is supplied from Apple's update servers. We don't modify the contents of this documentation.

iPadOS 15.3.1 provides important security updates for your iPad and fixes an issue that may cause Braille displays to stop responding.

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

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

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