iOS 18.1.1 (22B91) for iPhone 16 Plus

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iPhone 16 Plus

✗ 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 (8.4 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 16 Plus in to your PC.
  3. Open Apple Devices, and navigate to your iPhone 16 Plus.
  4. Hold the Shift key on your keyboard, and press "Restore".
  5. Select the iPhone17,4_18.1.1_22B91_Restore.ipsw file that you downloaded.
  6. Wait for the restore to complete, and the iPhone 16 Plus to reboot.

macOS

  1. Plug your iPhone 16 Plus in to your Mac.
  2. Navigate to your iPhone 16 Plus in Finder.
  3. Hold the Option or Alt key on your keyboard, and press "Restore".
  4. Select the iPhone17,4_18.1.1_22B91_Restore.ipsw file that you downloaded.
  5. Wait for the restore to complete, and the iPhone 16 Plus to reboot.

Linux

  1. Install idevicerestore.
  2. Plug your iPhone 16 Plus 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 iPhone17,4_18.1.1_22B91_Restore.ipsw and press enter.
  5. Wait for the restore to complete, and the iPhone 16 Plus to reboot.

Windows

  1. Open PowerShell, and navigate to the IPSW file that you downloaded, e.g. cd Downloads
  2. Type Get-FileHash iPhone17,4_18.1.1_22B91_Restore.ipsw -Algorithm SHA1
  3. The output of the command should match the following checksum: 643d9c710972e1dce653e320bb24e155ca081bb3. 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 iPhone17,4_18.1.1_22B91_Restore.ipsw
  3. The output of the command should match the following checksum: 643d9c710972e1dce653e320bb24e155ca081bb3. 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 iPhone17,4_18.1.1_22B91_Restore.ipsw
  3. The output of the command should match the following checksum: 643d9c710972e1dce653e320bb24e155ca081bb3. If it doesn't, you may need to redownload the file.

Checksums

SHA256sum10d486ca1d862f199c785da28b5fa76466eebe220c3ea05c214a30b35ce6cd77
MD5sum10d486ca1d862f199c785da28b5fa76466eebe220c3ea05c214a30b35ce6cd77
SHA1sum643d9c710972e1dce653e320bb24e155ca081bb3
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.

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

https://support.apple.com/100100

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