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iPhone 11 Pro Max

iOS 16.5.1 (20F75) for iPhone 11 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 (6.54 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 11 Pro Max in to your PC.
  3. Open iTunes, and navigate to your iPhone 11 Pro Max.
  4. Hold the Shift key on your keyboard, and press "Restore".
  5. Select the iPhone12,3,iPhone12,5_16.5.1_20F75_Restore.ipsw file that you downloaded.
  6. Wait for the restore to complete, and the iPhone 11 Pro Max to reboot.

macOS

  1. Plug your iPhone 11 Pro Max in to your Mac.
  2. Navigate to your iPhone 11 Pro Max in Finder.
  3. Hold the Option or Alt key on your keyboard, and press "Restore".
  4. Select the iPhone12,3,iPhone12,5_16.5.1_20F75_Restore.ipsw file that you downloaded.
  5. Wait for the restore to complete, and the iPhone 11 Pro Max to reboot.

Linux

  1. Install idevicerestore.
  2. Plug your iPhone 11 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 iPhone12,3,iPhone12,5_16.5.1_20F75_Restore.ipsw and press enter.
  5. Wait for the restore to complete, and the iPhone 11 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 iPhone12,3,iPhone12,5_16.5.1_20F75_Restore.ipsw -Algorithm SHA1
  3. The output of the command should match the following checksum: 6048ae1a82046b7cb94edb6e1e632d846997aaa8. 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 iPhone12,3,iPhone12,5_16.5.1_20F75_Restore.ipsw
  3. The output of the command should match the following checksum: 6048ae1a82046b7cb94edb6e1e632d846997aaa8. 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 iPhone12,3,iPhone12,5_16.5.1_20F75_Restore.ipsw
  3. The output of the command should match the following checksum: 6048ae1a82046b7cb94edb6e1e632d846997aaa8. If it doesn't, you may need to redownload the file.

Checksums

SHA256sum db1d5d5ed54eea4f2e794b3dad432f292fca7138d7cd3be031122d1d3e670dcc
MD5sum c70c97584d3a4530fd9a3d89af637dab
SHA1sum 6048ae1a82046b7cb94edb6e1e632d846997aaa8
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 fixes and is recommended for all users. It also fixes an issue that prevents charging with the Lightning to USB 3 Camera Adapter.

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

https://support.apple.com/kb/HT201222

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