iOS 17.3.1 (21D61) for iPhone 14 Pro Max

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iPhone 14 Pro Max

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

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

Download (7.4 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 iPhone 14 Pro Max in to your PC.
  3. Open Apple Devices, and navigate to your iPhone 14 Pro Max.
  4. Hold the Shift key on your keyboard, and press "Restore".
  5. Select the iPhone15,3_17.3.1_21D61_Restore.ipsw file that you downloaded.
  6. Wait for the restore to complete, and the iPhone 14 Pro Max to reboot.

macOS

  1. Plug your iPhone 14 Pro Max in to your Mac.
  2. Navigate to your iPhone 14 Pro Max in Finder.
  3. Hold the Option or Alt key on your keyboard, and press "Restore".
  4. Select the iPhone15,3_17.3.1_21D61_Restore.ipsw file that you downloaded.
  5. Wait for the restore to complete, and the iPhone 14 Pro Max to reboot.

Linux

  1. Install idevicerestore.
  2. Plug your iPhone 14 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 iPhone15,3_17.3.1_21D61_Restore.ipsw and press enter.
  5. Wait for the restore to complete, and the iPhone 14 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 iPhone15,3_17.3.1_21D61_Restore.ipsw -Algorithm SHA1
  3. The output of the command should match the following checksum: d953e2c4e87231b48040930af44788eb91f38706. 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 iPhone15,3_17.3.1_21D61_Restore.ipsw
  3. The output of the command should match the following checksum: d953e2c4e87231b48040930af44788eb91f38706. 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 iPhone15,3_17.3.1_21D61_Restore.ipsw
  3. The output of the command should match the following checksum: d953e2c4e87231b48040930af44788eb91f38706. If it doesn't, you may need to redownload the file.

Checksums

SHA256sum742426d22e658c3eef0ddd0f2a0cd95faea1a0f21193b773f8f79e4211546ccd
MD5sum742426d22e658c3eef0ddd0f2a0cd95faea1a0f21193b773f8f79e4211546ccd
SHA1sumd953e2c4e87231b48040930af44788eb91f38706
Please note, the documentation below is supplied from Apple's update servers. We don't modify the contents of this documentation.

This update provides bug fixes for your iPhone including:

  • Text may unexpectedly duplicate or overlap while typing

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