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iPhone 6s

iOS 12.4.1 (16G102) for iPhone 6s

✗ 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 (3.18 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 6s in to your PC.
  3. Open iTunes, and navigate to your iPhone 6s.
  4. Hold the Shift key on your keyboard, and press "Restore".
  5. Select the iPhone_4.7_12.4.1_16G102_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_4.7_12.4.1_16G102_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_4.7_12.4.1_16G102_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_4.7_12.4.1_16G102_Restore.ipsw -Algorithm SHA1
  3. The output of the command should match the following checksum: b6477859037d2d401f999160416815e1c0541f31. 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_4.7_12.4.1_16G102_Restore.ipsw
  3. The output of the command should match the following checksum: b6477859037d2d401f999160416815e1c0541f31. 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_4.7_12.4.1_16G102_Restore.ipsw
  3. The output of the command should match the following checksum: b6477859037d2d401f999160416815e1c0541f31. If it doesn't, you may need to redownload the file.

Checksums

SHA256sum 3124d7048b50cc7ea4c7500abff53b788303449ead9a93d0d2db367136d4db86
MD5sum a71927383c2e818260afe098ccfd11ee
SHA1sum b6477859037d2d401f999160416815e1c0541f31
Please note, the documentation below is supplied from Apple's update servers. We don't modify the contents of this documentation.

iOS 12.4.1 provides important security and stability updates, 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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