iOS 15.3.1 (19D52) for iPhone X (GSM)

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iPhone X (GSM)

✗ 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 (5.5 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 X (GSM) in to your PC.
  3. Open Apple Devices, and navigate to your iPhone X (GSM).
  4. Hold the Shift key on your keyboard, and press "Restore".
  5. Select the iPhone10,3,iPhone10,6_15.3.1_19D52_Restore.ipsw file that you downloaded.
  6. Wait for the restore to complete, and the iPhone X (GSM) to reboot.

macOS

  1. Plug your iPhone X (GSM) in to your Mac.
  2. Navigate to your iPhone X (GSM) in Finder.
  3. Hold the Option or Alt key on your keyboard, and press "Restore".
  4. Select the iPhone10,3,iPhone10,6_15.3.1_19D52_Restore.ipsw file that you downloaded.
  5. Wait for the restore to complete, and the iPhone X (GSM) to reboot.

Linux

  1. Install idevicerestore.
  2. Plug your iPhone X (GSM) 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 iPhone10,3,iPhone10,6_15.3.1_19D52_Restore.ipsw and press enter.
  5. Wait for the restore to complete, and the iPhone X (GSM) to reboot.

Windows

  1. Open PowerShell, and navigate to the IPSW file that you downloaded, e.g. cd Downloads
  2. Type Get-FileHash iPhone10,3,iPhone10,6_15.3.1_19D52_Restore.ipsw -Algorithm SHA1
  3. The output of the command should match the following checksum: 962ce27dd6c16824d9681172b5f2f7659ad5a16d. 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 iPhone10,3,iPhone10,6_15.3.1_19D52_Restore.ipsw
  3. The output of the command should match the following checksum: 962ce27dd6c16824d9681172b5f2f7659ad5a16d. 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 iPhone10,3,iPhone10,6_15.3.1_19D52_Restore.ipsw
  3. The output of the command should match the following checksum: 962ce27dd6c16824d9681172b5f2f7659ad5a16d. If it doesn't, you may need to redownload the file.

Checksums

SHA256suma9a309771ccead1b24dfbccc25b6c585dbba455cbf7c8bf5440e77d8d0cd13df
MD5suma9a309771ccead1b24dfbccc25b6c585dbba455cbf7c8bf5440e77d8d0cd13df
SHA1sum962ce27dd6c16824d9681172b5f2f7659ad5a16d
Please note, the documentation below is supplied from Apple's update servers. We don't modify the contents of this documentation.

iOS 15.3.1 provides important security updates for your iPhone and fixes an issue that may cause Braille displays to stop responding.

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

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

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