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iPhone 14 Pro Max

iOS 17.4.1 (21E236) for iPhone 14 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 (7.96 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 14 Pro Max in to your PC.
  3. Open iTunes, and navigate to your iPhone 14 Pro Max.
  4. Hold the Shift key on your keyboard, and press "Restore".
  5. Select the iPhone15,3_17.4.1_21E236_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_17.4.1_21E236_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_17.4.1_21E236_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_17.4.1_21E236_Restore.ipsw -Algorithm SHA1
  3. The output of the command should match the following checksum: 81474c62bf407507ebe40a7c29b6bc241511ce32. 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_17.4.1_21E236_Restore.ipsw
  3. The output of the command should match the following checksum: 81474c62bf407507ebe40a7c29b6bc241511ce32. 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_17.4.1_21E236_Restore.ipsw
  3. The output of the command should match the following checksum: 81474c62bf407507ebe40a7c29b6bc241511ce32. If it doesn't, you may need to redownload the file.

Checksums

SHA256sum 99a9fd4daa19e90bfb80a5cc68674f9324373623c46a66e33736a7de92a3a615
MD5sum 076425d0442c39c3999be136f7123fe7
SHA1sum 81474c62bf407507ebe40a7c29b6bc241511ce32
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/kb/HT201222

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