iOS 27.2.1 (24B156) for iPhone 11 Pro iPhone 11 Pro

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

✓ This firmware is signed. This means that you can 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)

Windows

  1. Install the latest version of Apple Devices from the Microsoft Store.
  2. Plug your iPhone 11 Pro in to your PC.
  3. Open Apple Devices, and navigate to your iPhone 11 Pro.
  4. Hold the Shift key on your keyboard, and press "Restore".
  5. Select the iPhone12,3,iPhone12,5_27.2.1_24B156_Restore.ipsw file that you downloaded.
  6. Wait for the restore to complete, and the iPhone 11 Pro to reboot.

macOS

  1. Plug your iPhone 11 Pro in to your Mac.
  2. Navigate to your iPhone 11 Pro in Finder.
  3. Hold the Option or Alt key on your keyboard, and press "Restore".
  4. Select the iPhone12,3,iPhone12,5_27.2.1_24B156_Restore.ipsw file that you downloaded.
  5. Wait for the restore to complete, and the iPhone 11 Pro to reboot.

Linux

  1. Install idevicerestore.
  2. Plug your iPhone 11 Pro 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 iPhone12,3,iPhone12,5_27.2.1_24B156_Restore.ipsw and press enter.
  5. Wait for the restore to complete, and the iPhone 11 Pro to reboot.

Windows

  1. Open PowerShell, and navigate to the IPSW file that you downloaded, e.g. cd Downloads
  2. Type Get-FileHash iPhone12,3,iPhone12,5_27.2.1_24B156_Restore.ipsw -Algorithm SHA1
  3. The output of the command should match the following checksum: 63a9e1668a54f80da2960c3e872f18dc2c6fbb2f. 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 iPhone12,3,iPhone12,5_27.2.1_24B156_Restore.ipsw
  3. The output of the command should match the following checksum: 63a9e1668a54f80da2960c3e872f18dc2c6fbb2f. 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 iPhone12,3,iPhone12,5_27.2.1_24B156_Restore.ipsw
  3. The output of the command should match the following checksum: 63a9e1668a54f80da2960c3e872f18dc2c6fbb2f. If it doesn't, you may need to redownload the file.

Checksums

SHA256sum5c143483320bff8a061d0cf1c7438ec0589d4f914e2b73e7f050d37da5878e79
MD5sum8ada82f4dd3ec20e36c919a1b3b958f7
SHA1sum63a9e1668a54f80da2960c3e872f18dc2c6fbb2f
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 and security updates for your iPhone.

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

https://support.apple.com/100100

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