iOS 26.3.1 (23D8133) for iPhone 16 Pro Max

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iPhone 16 Pro Max

✓ This firmware is signed. This means that you can 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 (10 GiB)

Windows

  1. Install the latest version of Apple Devices from the Microsoft Store.
  2. Plug your iPhone 16 Pro Max in to your PC.
  3. Open Apple Devices, and navigate to your iPhone 16 Pro Max.
  4. Hold the Shift key on your keyboard, and press "Restore".
  5. Select the iPhone17,2_26.3.1_23D8133_Restore.ipsw file that you downloaded.
  6. Wait for the restore to complete, and the iPhone 16 Pro Max to reboot.

macOS

  1. Plug your iPhone 16 Pro Max in to your Mac.
  2. Navigate to your iPhone 16 Pro Max in Finder.
  3. Hold the Option or Alt key on your keyboard, and press "Restore".
  4. Select the iPhone17,2_26.3.1_23D8133_Restore.ipsw file that you downloaded.
  5. Wait for the restore to complete, and the iPhone 16 Pro Max to reboot.

Linux

  1. Install idevicerestore.
  2. Plug your iPhone 16 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 iPhone17,2_26.3.1_23D8133_Restore.ipsw and press enter.
  5. Wait for the restore to complete, and the iPhone 16 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 iPhone17,2_26.3.1_23D8133_Restore.ipsw -Algorithm SHA1
  3. The output of the command should match the following checksum: d742c9a0077fbc130ccf51d05dd395d08b5eb47a. 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 iPhone17,2_26.3.1_23D8133_Restore.ipsw
  3. The output of the command should match the following checksum: d742c9a0077fbc130ccf51d05dd395d08b5eb47a. 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 iPhone17,2_26.3.1_23D8133_Restore.ipsw
  3. The output of the command should match the following checksum: d742c9a0077fbc130ccf51d05dd395d08b5eb47a. If it doesn't, you may need to redownload the file.

Checksums

SHA256sum4169f2fd2b86139d7f3a7ce415ad7d85ae57803f0b7de3d3403cb90a1a516797
MD5sum4169f2fd2b86139d7f3a7ce415ad7d85ae57803f0b7de3d3403cb90a1a516797
SHA1sumd742c9a0077fbc130ccf51d05dd395d08b5eb47a
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

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

https://support.apple.com/100100

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