iOS 17.1.1 (21B91) for iPhone XS Max

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iPhone XS Max

✗ This firmware is not signed. This means you cannot 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 (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 XS Max in to your PC.
  3. Open Apple Devices, and navigate to your iPhone XS Max.
  4. Hold the Shift key on your keyboard, and press "Restore".
  5. Select the iPhone11,2,iPhone11,4,iPhone11,6_17.1.1_21B91_Restore.ipsw file that you downloaded.
  6. Wait for the restore to complete, and the iPhone XS Max to reboot.

macOS

  1. Plug your iPhone XS Max in to your Mac.
  2. Navigate to your iPhone XS Max in Finder.
  3. Hold the Option or Alt key on your keyboard, and press "Restore".
  4. Select the iPhone11,2,iPhone11,4,iPhone11,6_17.1.1_21B91_Restore.ipsw file that you downloaded.
  5. Wait for the restore to complete, and the iPhone XS Max to reboot.

Linux

  1. Install idevicerestore.
  2. Plug your iPhone XS 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 iPhone11,2,iPhone11,4,iPhone11,6_17.1.1_21B91_Restore.ipsw and press enter.
  5. Wait for the restore to complete, and the iPhone XS Max to reboot.

Windows

  1. Open PowerShell, and navigate to the IPSW file that you downloaded, e.g. cd Downloads
  2. Type Get-FileHash iPhone11,2,iPhone11,4,iPhone11,6_17.1.1_21B91_Restore.ipsw -Algorithm SHA1
  3. The output of the command should match the following checksum: 9dd1a2229ac7efd90670722caf5f14b80645b265. 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 iPhone11,2,iPhone11,4,iPhone11,6_17.1.1_21B91_Restore.ipsw
  3. The output of the command should match the following checksum: 9dd1a2229ac7efd90670722caf5f14b80645b265. 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 iPhone11,2,iPhone11,4,iPhone11,6_17.1.1_21B91_Restore.ipsw
  3. The output of the command should match the following checksum: 9dd1a2229ac7efd90670722caf5f14b80645b265. If it doesn't, you may need to redownload the file.

Checksums

SHA256sum139a697d11b11ee2ebf9c2e8551aa817a49ad71f7df524d78651476079150736
MD5sum139a697d11b11ee2ebf9c2e8551aa817a49ad71f7df524d78651476079150736
SHA1sum9dd1a2229ac7efd90670722caf5f14b80645b265
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 including:

  • In rare circumstances, Apple Pay and other NFC features may become unavailable on iPhone 15 models after wireless charging in certain cars

  • Weather Lock Screen widget may not correctly display snow

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