iOS 8.1.3 (12B466) for iPad 4 (Global)

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iPad 4 (Global)

✗ 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 (1.7 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 iPad 4 (Global) in to your PC.
  3. Open Apple Devices, and navigate to your iPad 4 (Global).
  4. Hold the Shift key on your keyboard, and press "Restore".
  5. Select the iPad3,6_8.1.3_12B466_Restore.ipsw file that you downloaded.
  6. Wait for the restore to complete, and the iPad 4 (Global) to reboot.

macOS

  1. Plug your iPad 4 (Global) in to your Mac.
  2. Navigate to your iPad 4 (Global) in Finder.
  3. Hold the Option or Alt key on your keyboard, and press "Restore".
  4. Select the iPad3,6_8.1.3_12B466_Restore.ipsw file that you downloaded.
  5. Wait for the restore to complete, and the iPad 4 (Global) to reboot.

Linux

  1. Install idevicerestore.
  2. Plug your iPad 4 (Global) 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 iPad3,6_8.1.3_12B466_Restore.ipsw and press enter.
  5. Wait for the restore to complete, and the iPad 4 (Global) to reboot.

Windows

  1. Open PowerShell, and navigate to the IPSW file that you downloaded, e.g. cd Downloads
  2. Type Get-FileHash iPad3,6_8.1.3_12B466_Restore.ipsw -Algorithm SHA1
  3. The output of the command should match the following checksum: 337b91637478cbda9d4af3da29639a2f3383823d. 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 iPad3,6_8.1.3_12B466_Restore.ipsw
  3. The output of the command should match the following checksum: 337b91637478cbda9d4af3da29639a2f3383823d. 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 iPad3,6_8.1.3_12B466_Restore.ipsw
  3. The output of the command should match the following checksum: 337b91637478cbda9d4af3da29639a2f3383823d. If it doesn't, you may need to redownload the file.

Checksums

SHA256sum84ff333211dda24835fc3b8b6f378d323d91191a968d1b7c32317b5c6c9b9435
MD5sum84ff333211dda24835fc3b8b6f378d323d91191a968d1b7c32317b5c6c9b9435
SHA1sum337b91637478cbda9d4af3da29639a2f3383823d
Please note, the documentation below is supplied from Apple's update servers. We don't modify the contents of this documentation.

iOS 8.1.3

This release includes bug fixes, increased stability and performance improvements, including:

• Reduces the amount of storage required to perform a software update

• Fixes an issue that prevented some users from entering their Apple ID password for Messages and FaceTime

• Addresses an issue that caused Spotlight to stop displaying app results

• Fixes an issue which prevented multitasking gestures from working on iPad

• Adds new configuration options for education standardized testing

For information on the security content of this update, please visit this website:   

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

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