iOS 8.4.2 (12H864) for Apple TV 3

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Apple TV 3

✗ This firmware is not signed. This means you cannot restore to it in Finder, the Apple Devices app, iTunes, or idevicerestore.

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Download (878 MiB)

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 Apple TV 3 in to your PC.
  3. Open Apple Devices, and navigate to your Apple TV 3.
  4. Hold the Shift key on your keyboard, and press "Restore".
  5. Select the AppleTV3,1_8.4.2_12H864_Restore.ipsw file that you downloaded.
  6. Wait for the restore to complete, and the Apple TV 3 to reboot.

macOS

  1. Plug your Apple TV 3 in to your Mac.
  2. Navigate to your Apple TV 3 in Finder.
  3. Hold the Option or Alt key on your keyboard, and press "Restore".
  4. Select the AppleTV3,1_8.4.2_12H864_Restore.ipsw file that you downloaded.
  5. Wait for the restore to complete, and the Apple TV 3 to reboot.

Linux

  1. Install idevicerestore.
  2. Plug your Apple TV 3 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 AppleTV3,1_8.4.2_12H864_Restore.ipsw and press enter.
  5. Wait for the restore to complete, and the Apple TV 3 to reboot.

Windows

  1. Open PowerShell, and navigate to the IPSW file that you downloaded, e.g. cd Downloads
  2. Type Get-FileHash AppleTV3,1_8.4.2_12H864_Restore.ipsw -Algorithm SHA1
  3. The output of the command should match the following checksum: 5c9504576a72bb5c7a930047841dd2d762a6db0d. 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 AppleTV3,1_8.4.2_12H864_Restore.ipsw
  3. The output of the command should match the following checksum: 5c9504576a72bb5c7a930047841dd2d762a6db0d. 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 AppleTV3,1_8.4.2_12H864_Restore.ipsw
  3. The output of the command should match the following checksum: 5c9504576a72bb5c7a930047841dd2d762a6db0d. If it doesn't, you may need to redownload the file.

Checksums

SHA256sum6e63e05272bdddb87b9ebf39a066069ee3247384d21ba4f290fa258bbe333da2
MD5sum6e63e05272bdddb87b9ebf39a066069ee3247384d21ba4f290fa258bbe333da2
SHA1sum5c9504576a72bb5c7a930047841dd2d762a6db0d
Please note, the documentation below is supplied from Apple's update servers. We don't modify the contents of this documentation.

Apple TV Software Restore

Products compatible with this software restore:

• Apple TV

For feature descriptions and complete instructions, see the user guide for Apple TV at:

http://support.apple.com/manuals/appletv

For more information about Apple TV, go to:

http://www.apple.com/appletv

To troubleshoot your Apple TV, or to view additional support information go to:

http://www.apple.com/support/appletv

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