iOS 17.6.1 (21G93) for iPhone 12 Pro Max

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iPhone 12 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 (7.4 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 12 Pro Max in to your PC.
  3. Open Apple Devices, and navigate to your iPhone 12 Pro Max.
  4. Hold the Shift key on your keyboard, and press "Restore".
  5. Select the iPhone13,4_17.6.1_21G93_Restore.ipsw file that you downloaded.
  6. Wait for the restore to complete, and the iPhone 12 Pro Max to reboot.

macOS

  1. Plug your iPhone 12 Pro Max in to your Mac.
  2. Navigate to your iPhone 12 Pro Max in Finder.
  3. Hold the Option or Alt key on your keyboard, and press "Restore".
  4. Select the iPhone13,4_17.6.1_21G93_Restore.ipsw file that you downloaded.
  5. Wait for the restore to complete, and the iPhone 12 Pro Max to reboot.

Linux

  1. Install idevicerestore.
  2. Plug your iPhone 12 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 iPhone13,4_17.6.1_21G93_Restore.ipsw and press enter.
  5. Wait for the restore to complete, and the iPhone 12 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 iPhone13,4_17.6.1_21G93_Restore.ipsw -Algorithm SHA1
  3. The output of the command should match the following checksum: 91368e018bc13572009c1a31e7fbb7315dfa61c8. 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 iPhone13,4_17.6.1_21G93_Restore.ipsw
  3. The output of the command should match the following checksum: 91368e018bc13572009c1a31e7fbb7315dfa61c8. 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 iPhone13,4_17.6.1_21G93_Restore.ipsw
  3. The output of the command should match the following checksum: 91368e018bc13572009c1a31e7fbb7315dfa61c8. If it doesn't, you may need to redownload the file.

Checksums

SHA256sum549280af375a4980424c3d76aadd808ba8cc6555c102f9fc55c2209feaf87249
MD5sum549280af375a4980424c3d76aadd808ba8cc6555c102f9fc55c2209feaf87249
SHA1sum91368e018bc13572009c1a31e7fbb7315dfa61c8
Please note, the documentation below is supplied from Apple's update servers. We don't modify the contents of this documentation.

This update includes important bug fixes and addresses an issue that prevents enabling or disabling Advanced Data Protection.

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