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iPhone 13

iOS 17.2.1 (21C66) for iPhone 13

✗ This firmware is not signed. This means you cannot restore to it in iTunes.

Your download should begin shortly. If it does not, you can download it directly here:

Download (7.71 GB)

✗ This firmware is not signed. This means you cannot restore to it in iTunes. The instructions below are included for reference only.

Windows

  1. Install the latest version of iTunes from the Microsoft Store.
  2. Plug your iPhone 13 in to your PC.
  3. Open iTunes, and navigate to your iPhone 13.
  4. Hold the Shift key on your keyboard, and press "Restore".
  5. Select the iPhone14,5_17.2.1_21C66_Restore.ipsw file that you downloaded.
  6. Wait for the restore to complete, and the iPhone 13 to reboot.

macOS

  1. Plug your iPhone 13 in to your Mac.
  2. Navigate to your iPhone 13 in Finder.
  3. Hold the Option or Alt key on your keyboard, and press "Restore".
  4. Select the iPhone14,5_17.2.1_21C66_Restore.ipsw file that you downloaded.
  5. Wait for the restore to complete, and the iPhone 13 to reboot.

Linux

  1. Install idevicerestore.
  2. Plug your iPhone 13 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 iPhone14,5_17.2.1_21C66_Restore.ipsw and press enter.
  5. Wait for the restore to complete, and the iPhone 13 to reboot.

Windows

  1. Open PowerShell, and navigate to the IPSW file that you downloaded, e.g. cd Downloads
  2. Type Get-FileHash iPhone14,5_17.2.1_21C66_Restore.ipsw -Algorithm SHA1
  3. The output of the command should match the following checksum: 83a8e0c331e3342ba66eb17aad8a10a132b01aaf. 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 iPhone14,5_17.2.1_21C66_Restore.ipsw
  3. The output of the command should match the following checksum: 83a8e0c331e3342ba66eb17aad8a10a132b01aaf. 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 iPhone14,5_17.2.1_21C66_Restore.ipsw
  3. The output of the command should match the following checksum: 83a8e0c331e3342ba66eb17aad8a10a132b01aaf. If it doesn't, you may need to redownload the file.

Checksums

SHA256sum bb01ffdb242d93f7f6b562eb1bbe99361eef6e04e63de39d38bd3a41d51518a4
MD5sum 406de9f2927181e0f11a770d7b19d084
SHA1sum 83a8e0c331e3342ba66eb17aad8a10a132b01aaf
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 is recommended for all users.

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

https://support.apple.com/kb/HT201222

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