iOS 26.6.2 (23G90) for iPhone 17 iPhone 17

1 Choose a product
2 Choose a device
3 Choose a version
4 Download

✗ 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 (11 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 17 in to your PC.
  3. Open Apple Devices, and navigate to your iPhone 17.
  4. Hold the Shift key on your keyboard, and press "Restore".
  5. Select the iPhone18,3_26.6.2_23G90_Restore.ipsw file that you downloaded.
  6. Wait for the restore to complete, and the iPhone 17 to reboot.

macOS

  1. Plug your iPhone 17 in to your Mac.
  2. Navigate to your iPhone 17 in Finder.
  3. Hold the Option or Alt key on your keyboard, and press "Restore".
  4. Select the iPhone18,3_26.6.2_23G90_Restore.ipsw file that you downloaded.
  5. Wait for the restore to complete, and the iPhone 17 to reboot.

Linux

  1. Install idevicerestore.
  2. Plug your iPhone 17 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 iPhone18,3_26.6.2_23G90_Restore.ipsw and press enter.
  5. Wait for the restore to complete, and the iPhone 17 to reboot.

Windows

  1. Open PowerShell, and navigate to the IPSW file that you downloaded, e.g. cd Downloads
  2. Type Get-FileHash iPhone18,3_26.6.2_23G90_Restore.ipsw -Algorithm SHA1
  3. The output of the command should match the following checksum: 4a6ca98d2d1446e42a3faeb20b53ed3ec043452b. 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 iPhone18,3_26.6.2_23G90_Restore.ipsw
  3. The output of the command should match the following checksum: 4a6ca98d2d1446e42a3faeb20b53ed3ec043452b. 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 iPhone18,3_26.6.2_23G90_Restore.ipsw
  3. The output of the command should match the following checksum: 4a6ca98d2d1446e42a3faeb20b53ed3ec043452b. If it doesn't, you may need to redownload the file.

Checksums

SHA256sumdf5557bbfb2461e77b85dc7bef660af40e431d27e9750087850852d6890e8a3a
MD5sum6ac70bf45dbafc8414e38286eeeebd8b
SHA1sum4a6ca98d2d1446e42a3faeb20b53ed3ec043452b
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 prevents downloading a software update over a cellular connection.

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