iOS 26.3.1 (23D8133) for iPhone 12

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iPhone 12

✗ 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 (9.4 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 in to your PC.
  3. Open Apple Devices, and navigate to your iPhone 12.
  4. Hold the Shift key on your keyboard, and press "Restore".
  5. Select the iPhone13,2,iPhone13,3_26.3.1_23D8133_Restore.ipsw file that you downloaded.
  6. Wait for the restore to complete, and the iPhone 12 to reboot.

macOS

  1. Plug your iPhone 12 in to your Mac.
  2. Navigate to your iPhone 12 in Finder.
  3. Hold the Option or Alt key on your keyboard, and press "Restore".
  4. Select the iPhone13,2,iPhone13,3_26.3.1_23D8133_Restore.ipsw file that you downloaded.
  5. Wait for the restore to complete, and the iPhone 12 to reboot.

Linux

  1. Install idevicerestore.
  2. Plug your iPhone 12 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 iPhone13,2,iPhone13,3_26.3.1_23D8133_Restore.ipsw and press enter.
  5. Wait for the restore to complete, and the iPhone 12 to reboot.

Windows

  1. Open PowerShell, and navigate to the IPSW file that you downloaded, e.g. cd Downloads
  2. Type Get-FileHash iPhone13,2,iPhone13,3_26.3.1_23D8133_Restore.ipsw -Algorithm SHA1
  3. The output of the command should match the following checksum: 7bca8cb1b44a3af11d8881869c8a49c7b0257315. 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 iPhone13,2,iPhone13,3_26.3.1_23D8133_Restore.ipsw
  3. The output of the command should match the following checksum: 7bca8cb1b44a3af11d8881869c8a49c7b0257315. 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 iPhone13,2,iPhone13,3_26.3.1_23D8133_Restore.ipsw
  3. The output of the command should match the following checksum: 7bca8cb1b44a3af11d8881869c8a49c7b0257315. If it doesn't, you may need to redownload the file.

Checksums

SHA256sum62b903c0ed5a1a8ada365702b4dc45dfad07c3761c534cc331945a549074a925
MD5sum62b903c0ed5a1a8ada365702b4dc45dfad07c3761c534cc331945a549074a925
SHA1sum7bca8cb1b44a3af11d8881869c8a49c7b0257315
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

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

https://support.apple.com/100100

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