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iPhone 15 Pro Max

iOS 18.3.1 (22D72) for iPhone 15 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 (9.26 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 15 Pro Max in to your PC.
  3. Open iTunes, and navigate to your iPhone 15 Pro Max.
  4. Hold the Shift key on your keyboard, and press "Restore".
  5. Select the iPhone16,2_18.3.1_22D72_Restore.ipsw file that you downloaded.
  6. Wait for the restore to complete, and the iPhone 15 Pro Max to reboot.

macOS

  1. Plug your iPhone 15 Pro Max in to your Mac.
  2. Navigate to your iPhone 15 Pro Max in Finder.
  3. Hold the Option or Alt key on your keyboard, and press "Restore".
  4. Select the iPhone16,2_18.3.1_22D72_Restore.ipsw file that you downloaded.
  5. Wait for the restore to complete, and the iPhone 15 Pro Max to reboot.

Linux

  1. Install idevicerestore.
  2. Plug your iPhone 15 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 iPhone16,2_18.3.1_22D72_Restore.ipsw and press enter.
  5. Wait for the restore to complete, and the iPhone 15 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 iPhone16,2_18.3.1_22D72_Restore.ipsw -Algorithm SHA1
  3. The output of the command should match the following checksum: 936282f2812755fb3e7206c6ba8fb934122038fb. 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 iPhone16,2_18.3.1_22D72_Restore.ipsw
  3. The output of the command should match the following checksum: 936282f2812755fb3e7206c6ba8fb934122038fb. 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 iPhone16,2_18.3.1_22D72_Restore.ipsw
  3. The output of the command should match the following checksum: 936282f2812755fb3e7206c6ba8fb934122038fb. If it doesn't, you may need to redownload the file.

Checksums

SHA256sum 68ffba68f9f4777637c5e7b3cdff6cacdea56762cdfa46133fcb68a6a47f154f
MD5sum 145925c2c8378737ca2853b7c28498d2
SHA1sum 936282f2812755fb3e7206c6ba8fb934122038fb
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 bug fixes and 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/100100

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