iOS 13.5 (17F75) 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 (3.5 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 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_4.7_13.5_17F75_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_13.5_17F75_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_13.5_17F75_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_13.5_17F75_Restore.ipsw -Algorithm SHA1
  3. The output of the command should match the following checksum: cabb226d470f1dae58184d13f67b1ea2d080cf6b. 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_13.5_17F75_Restore.ipsw
  3. The output of the command should match the following checksum: cabb226d470f1dae58184d13f67b1ea2d080cf6b. 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_13.5_17F75_Restore.ipsw
  3. The output of the command should match the following checksum: cabb226d470f1dae58184d13f67b1ea2d080cf6b. If it doesn't, you may need to redownload the file.

Checksums

SHA256sum5db4f03f55c3f112e8a071d7896811a2ac46e1bbb0c89b09390eb5031572f29a
MD5sum5db4f03f55c3f112e8a071d7896811a2ac46e1bbb0c89b09390eb5031572f29a
SHA1sumcabb226d470f1dae58184d13f67b1ea2d080cf6b
Please note, the documentation below is supplied from Apple's update servers. We don't modify the contents of this documentation.

iOS 13.5 speeds up access to the passcode field on devices with Face ID when you are wearing a face mask and introduces the Exposure Notification API to support COVID-19 contact tracing apps from public health authorities. This update also introduces an option to control automatic prominence of video tiles on Group FaceTime calls and includes bug fixes and other improvements.

Face ID and Passcode

  • Simplified unlock process for devices with Face ID when you are wearing a face mask

  • Passcode field automatically presented after swiping up from the bottom of the Lock screen when you are wearing a face mask

  • Also works when authenticating with the App Store, Apple Books, Apple Pay, iTunes, and other apps that support signing in with Face ID

  • Exposure Notification

  • Exposure Notification API to support COVID-19 contact tracing apps from public health authorities

  • FaceTime

  • Option to control automatic prominence on Group FaceTime calls so video tiles do not change size when a participant speaks

  • Emergency Services

  • Option to automatically share health and other essential information from your Medical ID with emergency services when you place an emergency call (US only)

  • This update also includes bug fixes and other improvements.

  • Fixes an issue where users may see a black screen when trying to play streaming video from some websites

  • Addresses an issue in the share sheet where suggestions and actions may not load

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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