iOS 8.1.3 (12B466) for iPad Air (China)

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iPad Air (China)

✗ 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 (1.9 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 Air (China) in to your PC.
  3. Open Apple Devices, and navigate to your iPad Air (China).
  4. Hold the Shift key on your keyboard, and press "Restore".
  5. Select the iPad4,3_8.1.3_12B466_Restore.ipsw file that you downloaded.
  6. Wait for the restore to complete, and the iPad Air (China) to reboot.

macOS

  1. Plug your iPad Air (China) in to your Mac.
  2. Navigate to your iPad Air (China) in Finder.
  3. Hold the Option or Alt key on your keyboard, and press "Restore".
  4. Select the iPad4,3_8.1.3_12B466_Restore.ipsw file that you downloaded.
  5. Wait for the restore to complete, and the iPad Air (China) to reboot.

Linux

  1. Install idevicerestore.
  2. Plug your iPad Air (China) 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 iPad4,3_8.1.3_12B466_Restore.ipsw and press enter.
  5. Wait for the restore to complete, and the iPad Air (China) to reboot.

Windows

  1. Open PowerShell, and navigate to the IPSW file that you downloaded, e.g. cd Downloads
  2. Type Get-FileHash iPad4,3_8.1.3_12B466_Restore.ipsw -Algorithm SHA1
  3. The output of the command should match the following checksum: 45f4d858720909777130332d270c413ee9ca2da2. 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 iPad4,3_8.1.3_12B466_Restore.ipsw
  3. The output of the command should match the following checksum: 45f4d858720909777130332d270c413ee9ca2da2. 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 iPad4,3_8.1.3_12B466_Restore.ipsw
  3. The output of the command should match the following checksum: 45f4d858720909777130332d270c413ee9ca2da2. If it doesn't, you may need to redownload the file.

Checksums

SHA256sum982432754825eeb1602978c97186debe225b1bd07f2ee12bccced53b228bc0a6
MD5sum982432754825eeb1602978c97186debe225b1bd07f2ee12bccced53b228bc0a6
SHA1sum45f4d858720909777130332d270c413ee9ca2da2
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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