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iPhone 12 Pro Max

iOS 14.4.2 (18D70) for iPhone 12 Pro Max

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

Your download should begin shortly. If it does not, you can download it directly here:

Download (5.58 GB)

✗ 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 iPhone 12 Pro Max in to your PC.
  3. Open iTunes, and navigate to your iPhone 12 Pro Max.
  4. Hold the Shift key on your keyboard, and press "Restore".
  5. Select the iPhone13,4_14.4.2_18D70_Restore.ipsw file that you downloaded.
  6. Wait for the restore to complete, and the iPhone 12 Pro Max to reboot.

macOS

  1. Plug your iPhone 12 Pro Max in to your Mac.
  2. Navigate to your iPhone 12 Pro Max in Finder.
  3. Hold the Option or Alt key on your keyboard, and press "Restore".
  4. Select the iPhone13,4_14.4.2_18D70_Restore.ipsw file that you downloaded.
  5. Wait for the restore to complete, and the iPhone 12 Pro Max to reboot.

Linux

  1. Install idevicerestore.
  2. Plug your iPhone 12 Pro Max 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 iPhone13,4_14.4.2_18D70_Restore.ipsw and press enter.
  5. Wait for the restore to complete, and the iPhone 12 Pro Max to reboot.

Windows

  1. Open PowerShell, and navigate to the IPSW file that you downloaded, e.g. cd Downloads
  2. Type Get-FileHash iPhone13,4_14.4.2_18D70_Restore.ipsw -Algorithm SHA1
  3. The output of the command should match the following checksum: 42667c7f3eafaeab8fad10c17e77bac33ebfeeb2. 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 iPhone13,4_14.4.2_18D70_Restore.ipsw
  3. The output of the command should match the following checksum: 42667c7f3eafaeab8fad10c17e77bac33ebfeeb2. 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 iPhone13,4_14.4.2_18D70_Restore.ipsw
  3. The output of the command should match the following checksum: 42667c7f3eafaeab8fad10c17e77bac33ebfeeb2. If it doesn't, you may need to redownload the file.

Checksums

SHA256sum 54b6849cef00ed5fd8596f4624d7bae1b88c2f18d2892af355a96210622af59e
MD5sum 4431c8b7aa7740b250042bb126244c46
SHA1sum 42667c7f3eafaeab8fad10c17e77bac33ebfeeb2
Please note, the documentation below is supplied from Apple's update servers. We don't modify the contents of this documentation.

This update provides important security 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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