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iPhone 6s

iOS 15.6 (19G71) 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 (5.27 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_15.6_19G71_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_15.6_19G71_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_15.6_19G71_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_15.6_19G71_Restore.ipsw -Algorithm SHA1
  3. The output of the command should match the following checksum: 175e51f7a37fed66847d2d9615a907c677a241aa. 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_15.6_19G71_Restore.ipsw
  3. The output of the command should match the following checksum: 175e51f7a37fed66847d2d9615a907c677a241aa. 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_15.6_19G71_Restore.ipsw
  3. The output of the command should match the following checksum: 175e51f7a37fed66847d2d9615a907c677a241aa. If it doesn't, you may need to redownload the file.

Checksums

SHA256sum 7a596f21a7335715ff65c3bd116679cce525838b41d060ef5db052faaf1ac9df
MD5sum 6eef6c7a41afdd81ce69cfee9bb15979
SHA1sum 175e51f7a37fed66847d2d9615a907c677a241aa
Please note, the documentation below is supplied from Apple's update servers. We don't modify the contents of this documentation.

iOS 15.6 includes enhancements, bug fixes and security updates.

  • TV app adds the option to restart a live sports game already in-progress and pause, rewind, or fast-forward
  • Fixes an issue where Settings may continue to display that device storage is full even if it is available
  • Fixes an issue that may cause braille devices to slow down or stop responding when navigating text in Mail
  • Fixes an issue in Safari where a tab may revert back to a previous page

Some features may not be available for all regions or on all Apple devices. For information on the security content of Apple software updates, please visit this website:

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

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