iOS 17.6.1 (21G101) 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_21G101_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_21G101_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_21G101_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_21G101_Restore.ipsw -Algorithm SHA1
  3. The output of the command should match the following checksum: 6ddc67781c04dddf4fdd80c0120c775ae6758f5e. 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_21G101_Restore.ipsw
  3. The output of the command should match the following checksum: 6ddc67781c04dddf4fdd80c0120c775ae6758f5e. 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_21G101_Restore.ipsw
  3. The output of the command should match the following checksum: 6ddc67781c04dddf4fdd80c0120c775ae6758f5e. If it doesn't, you may need to redownload the file.

Checksums

SHA256suma5fc94f313fe443a135949b0234100e9a863f1899e349f6e8aaba77db9ac8cc8
MD5suma5fc94f313fe443a135949b0234100e9a863f1899e349f6e8aaba77db9ac8cc8
SHA1sum6ddc67781c04dddf4fdd80c0120c775ae6758f5e
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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