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iPod touch 4

iOS 6.1.5 (10B400) for iPod touch 4

✗ This firmware is not signed. This means you cannot restore to it in iTunes.

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Download (889 MB)

✗ 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 iPod touch 4 in to your PC.
  3. Open iTunes, and navigate to your iPod touch 4.
  4. Hold the Shift key on your keyboard, and press "Restore".
  5. Select the iPod4,1_6.1.5_10B400_Restore.ipsw file that you downloaded.
  6. Wait for the restore to complete, and the iPod touch 4 to reboot.

macOS

  1. Plug your iPod touch 4 in to your Mac.
  2. Navigate to your iPod touch 4 in Finder.
  3. Hold the Option or Alt key on your keyboard, and press "Restore".
  4. Select the iPod4,1_6.1.5_10B400_Restore.ipsw file that you downloaded.
  5. Wait for the restore to complete, and the iPod touch 4 to reboot.

Linux

  1. Install idevicerestore.
  2. Plug your iPod touch 4 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 iPod4,1_6.1.5_10B400_Restore.ipsw and press enter.
  5. Wait for the restore to complete, and the iPod touch 4 to reboot.

Windows

  1. Open PowerShell, and navigate to the IPSW file that you downloaded, e.g. cd Downloads
  2. Type Get-FileHash iPod4,1_6.1.5_10B400_Restore.ipsw -Algorithm SHA1
  3. The output of the command should match the following checksum: 146c1390bf476c6b87f5ff63100c8e574c8a369a. 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 iPod4,1_6.1.5_10B400_Restore.ipsw
  3. The output of the command should match the following checksum: 146c1390bf476c6b87f5ff63100c8e574c8a369a. 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 iPod4,1_6.1.5_10B400_Restore.ipsw
  3. The output of the command should match the following checksum: 146c1390bf476c6b87f5ff63100c8e574c8a369a. If it doesn't, you may need to redownload the file.

Checksums

SHA256sum a2af386feb2c1ce063ba97d31b38a91ef4106a8c84f17bc2bb4e477d776bbe1e
MD5sum 728e75b2b8e8c3130777400aa170bab1
SHA1sum 146c1390bf476c6b87f5ff63100c8e574c8a369a
Please note, the documentation below is supplied from Apple's update servers. We don't modify the contents of this documentation.

Fixes an issue that causes FaceTime calls to fail for some users on iPod touch (4th generation).

This update contains security content originally included in previous iOS Software Updates. For more information, please visit this website:

http://support.apple.com/kb/HT1222

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