iOS 12.4 (16G77) for iPhone 6s+

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iPhone 6s+

✗ 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 (3.1 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 6s+ in to your PC.
  3. Open Apple Devices, and navigate to your iPhone 6s+.
  4. Hold the Shift key on your keyboard, and press "Restore".
  5. Select the iPhone_5.5_12.4_16G77_Restore.ipsw file that you downloaded.
  6. Wait for the restore to complete, and the iPhone 6s+ to reboot.

macOS

  1. Plug your iPhone 6s+ in to your Mac.
  2. Navigate to your iPhone 6s+ in Finder.
  3. Hold the Option or Alt key on your keyboard, and press "Restore".
  4. Select the iPhone_5.5_12.4_16G77_Restore.ipsw file that you downloaded.
  5. Wait for the restore to complete, and the iPhone 6s+ to reboot.

Linux

  1. Install idevicerestore.
  2. Plug your iPhone 6s+ 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 iPhone_5.5_12.4_16G77_Restore.ipsw and press enter.
  5. Wait for the restore to complete, and the iPhone 6s+ to reboot.

Windows

  1. Open PowerShell, and navigate to the IPSW file that you downloaded, e.g. cd Downloads
  2. Type Get-FileHash iPhone_5.5_12.4_16G77_Restore.ipsw -Algorithm SHA1
  3. The output of the command should match the following checksum: e435aa95763167106707e5d6534a4dcb66408f18. 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 iPhone_5.5_12.4_16G77_Restore.ipsw
  3. The output of the command should match the following checksum: e435aa95763167106707e5d6534a4dcb66408f18. 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 iPhone_5.5_12.4_16G77_Restore.ipsw
  3. The output of the command should match the following checksum: e435aa95763167106707e5d6534a4dcb66408f18. If it doesn't, you may need to redownload the file.

Checksums

SHA256sum7b4c00768e9179bb69120c4dab8b5da1d73a0e2fa9bacf40cd0cee8fe4543cc4
MD5sum7b4c00768e9179bb69120c4dab8b5da1d73a0e2fa9bacf40cd0cee8fe4543cc4
SHA1sume435aa95763167106707e5d6534a4dcb66408f18
Please note, the documentation below is supplied from Apple's update servers. We don't modify the contents of this documentation.

iOS 12.4 introduces iPhone migration to directly transfer data from an old iPhone to a new iPhone, includes enhancements to Apple News+ and improves the security of your iPhone or iPad. This update:

iPhone migration

  • Introduces the ability to wirelessly transfer data and migrate directly from an old iPhone to a new iPhone during setup

Apple News

  • Makes downloaded issues accessible in the My Magazines section, both online and offline

  • Adds all publications in Apple News+, including newspapers, to the catalog at the top of the News+ feed

  • Adds the ability to clear downloaded magazine issues by selecting History > Clear > Clear All

Other improvements and fixes

  • Includes a security fix for the Walkie-Talkie app on Apple Watch and re-enables Walkie-Talkie functionality

This release also includes support for HomePod in Japan and Taiwan.

For information on the security content of Apple software updates, please visit this website: https://support.apple.com/kb/HT201222

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