IPSW Downloads

iPadOS 8.1.2 - 12B440 for 3rd Gen iPad GSM

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

Release Date09 December 2014
Upload Date05 December 2014
File NameiPad3,3_8.1.2_12B440_Restore.ipsw
File Size1.69 GB
SHA256sum920075318f20dfdf7eb9f155596a148e5961fc8dca07f9243f38284b60281d55
MD5sum2fcb6f4c500f360ad31f60ed6725edb1
SHA1sum492fa45f7e1213b75ad09710b2d700bfeb86b973
IdentifieriPad3,3

Installation Instructions

Windows

  1. Install the latest version of iTunes from the Microsoft Store.
  2. Connect your 3rd Gen iPad GSM to your PC.
  3. Open iTunes and navigate to your 3rd Gen iPad GSM.
  4. Hold the Shift key and click "Restore".
  5. Select the iPad3,3_8.1.2_12B440_Restore.ipsw file you downloaded.
  6. Wait for the restore to complete and for your 3rd Gen iPad GSM to reboot.

macOS

  1. Connect your 3rd Gen iPad GSM to your Mac.
  2. Navigate to your 3rd Gen iPad GSM in Finder.
  3. Hold the Option or Alt key and click "Restore".
  4. Select the iPad3,3_8.1.2_12B440_Restore.ipsw file you downloaded.
  5. Wait for the restore to complete and for your 3rd Gen iPad GSM to reboot.

Linux

  1. Install idevicerestore.
  2. Connect your 3rd Gen iPad GSM to your PC.
  3. Open a terminal and navigate to the IPSW file you downloaded, e.g., cd ~/Downloads.
  4. To perform a full erase restore, type idevicerestore -e iPad3,3_8.1.2_12B440_Restore.ipsw and press Enter.
  5. Wait for the restore to complete and for your 3rd Gen iPad GSM to reboot.