iOS 17.6.1 (21G101) for iPhone 11 Pro Max

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iPhone 11 Pro Max

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

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Download (7.1 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 11 Pro Max in to your PC.
  3. Open Apple Devices, 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_17.6.1_21G101_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_17.6.1_21G101_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_17.6.1_21G101_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_17.6.1_21G101_Restore.ipsw -Algorithm SHA1
  3. The output of the command should match the following checksum: 86b8cf24dca4efb9431a2eb236e435f2ce02394f. 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_17.6.1_21G101_Restore.ipsw
  3. The output of the command should match the following checksum: 86b8cf24dca4efb9431a2eb236e435f2ce02394f. 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_17.6.1_21G101_Restore.ipsw
  3. The output of the command should match the following checksum: 86b8cf24dca4efb9431a2eb236e435f2ce02394f. If it doesn't, you may need to redownload the file.

Checksums

SHA256sum81bb840d0d0495c0d58c34e98edb5cf0a08abf2bb2f5394ad671356c8850b1b5
MD5sum81bb840d0d0495c0d58c34e98edb5cf0a08abf2bb2f5394ad671356c8850b1b5
SHA1sum86b8cf24dca4efb9431a2eb236e435f2ce02394f
Please note, the documentation below is supplied from Apple's update servers. We don't modify the contents of this documentation.

This update fixes an issue that may prevent access to Apple Fitness+.

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