iOS 12.5.8 (16H88) for iPad Air (Cellular)

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iPad Air (Cellular)

✓ This firmware is signed. This means that you can 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 (2.8 GiB)

Windows

  1. Install the latest version of Apple Devices from the Microsoft Store.
  2. Plug your iPad Air (Cellular) in to your PC.
  3. Open Apple Devices, and navigate to your iPad Air (Cellular).
  4. Hold the Shift key on your keyboard, and press "Restore".
  5. Select the iPad_64bit_12.5.8_16H88_Restore.ipsw file that you downloaded.
  6. Wait for the restore to complete, and the iPad Air (Cellular) to reboot.

macOS

  1. Plug your iPad Air (Cellular) in to your Mac.
  2. Navigate to your iPad Air (Cellular) in Finder.
  3. Hold the Option or Alt key on your keyboard, and press "Restore".
  4. Select the iPad_64bit_12.5.8_16H88_Restore.ipsw file that you downloaded.
  5. Wait for the restore to complete, and the iPad Air (Cellular) to reboot.

Linux

  1. Install idevicerestore.
  2. Plug your iPad Air (Cellular) 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 iPad_64bit_12.5.8_16H88_Restore.ipsw and press enter.
  5. Wait for the restore to complete, and the iPad Air (Cellular) to reboot.

Windows

  1. Open PowerShell, and navigate to the IPSW file that you downloaded, e.g. cd Downloads
  2. Type Get-FileHash iPad_64bit_12.5.8_16H88_Restore.ipsw -Algorithm SHA1
  3. The output of the command should match the following checksum: 04ab8a320fb8c1bcbbec8f2ee44a585f52c5837e. 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 iPad_64bit_12.5.8_16H88_Restore.ipsw
  3. The output of the command should match the following checksum: 04ab8a320fb8c1bcbbec8f2ee44a585f52c5837e. 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 iPad_64bit_12.5.8_16H88_Restore.ipsw
  3. The output of the command should match the following checksum: 04ab8a320fb8c1bcbbec8f2ee44a585f52c5837e. If it doesn't, you may need to redownload the file.

Checksums

SHA256sum8d0c6a232e720246d8b699bfe2240833560221e8a4bf10fcb707b73be412b5f3
MD5sum8d0c6a232e720246d8b699bfe2240833560221e8a4bf10fcb707b73be412b5f3
SHA1sum04ab8a320fb8c1bcbbec8f2ee44a585f52c5837e
Please note, the documentation below is supplied from Apple's update servers. We don't modify the contents of this documentation.

This update extends the certificate required by features such as iMessage, FaceTime, and device activation to continue working after January 2027.

For information on the security content of Apple software updates, please visit this website:

https://support.apple.com/100100

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