iOS 26.3 (23D127) for iPhone 16

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iPhone 16

✗ 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 (10 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 in to your PC.
  3. Open Apple Devices, and navigate to your iPhone 16.
  4. Hold the Shift key on your keyboard, and press "Restore".
  5. Select the iPhone17,3_26.3_23D127_Restore.ipsw file that you downloaded.
  6. Wait for the restore to complete, and the iPhone 16 to reboot.

macOS

  1. Plug your iPhone 16 in to your Mac.
  2. Navigate to your iPhone 16 in Finder.
  3. Hold the Option or Alt key on your keyboard, and press "Restore".
  4. Select the iPhone17,3_26.3_23D127_Restore.ipsw file that you downloaded.
  5. Wait for the restore to complete, and the iPhone 16 to reboot.

Linux

  1. Install idevicerestore.
  2. Plug your iPhone 16 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 iPhone17,3_26.3_23D127_Restore.ipsw and press enter.
  5. Wait for the restore to complete, and the iPhone 16 to reboot.

Windows

  1. Open PowerShell, and navigate to the IPSW file that you downloaded, e.g. cd Downloads
  2. Type Get-FileHash iPhone17,3_26.3_23D127_Restore.ipsw -Algorithm SHA1
  3. The output of the command should match the following checksum: 366305d9ea6bcb9812b2ba79e2c9432d692f7826. 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 iPhone17,3_26.3_23D127_Restore.ipsw
  3. The output of the command should match the following checksum: 366305d9ea6bcb9812b2ba79e2c9432d692f7826. 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 iPhone17,3_26.3_23D127_Restore.ipsw
  3. The output of the command should match the following checksum: 366305d9ea6bcb9812b2ba79e2c9432d692f7826. If it doesn't, you may need to redownload the file.

Checksums

SHA256sum56aeb664b9bf746d821e77e8b9187f446b47ebe3afe3590c768586e172dae8a9
MD5sum56aeb664b9bf746d821e77e8b9187f446b47ebe3afe3590c768586e172dae8a9
SHA1sum366305d9ea6bcb9812b2ba79e2c9432d692f7826
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 bug fixes and security updates.

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

https://support.apple.com/100100

Some features may not be available for all regions. For more information, please visit:

https://www.apple.com/os/ios

Software updates, like this one, add new features and improvements that may affect performance and/or battery life. To learn more, please visit:

https://support.apple.com/125039

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