IPSW Downloads

iPadOS 8.1.2 - 12B440 for iPad mini Retina (GSM+CDMA)

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

Release Date09 December 2014
Upload Date05 December 2014
File NameiPad4,5_8.1.2_12B440_Restore.ipsw
File Size1.93 GB
SHA256sum42bcbc855ec3bfe1e64836707cdb9061a930391a6e432fb72c43fd9eeb9704f7
MD5sume0bf0e7c32340735eaaaf3f21993126b
SHA1sumef6d41289dda0d23e115275571f68a2bf79b429c
IdentifieriPad4,5

Installation Instructions

Windows

  1. Install the latest version of iTunes from the Microsoft Store.
  2. Connect your iPad mini Retina (GSM+CDMA) to your PC.
  3. Open iTunes and navigate to your iPad mini Retina (GSM+CDMA).
  4. Hold the Shift key and click "Restore".
  5. Select the iPad4,5_8.1.2_12B440_Restore.ipsw file you downloaded.
  6. Wait for the restore to complete and for your iPad mini Retina (GSM+CDMA) to reboot.

macOS

  1. Connect your iPad mini Retina (GSM+CDMA) to your Mac.
  2. Navigate to your iPad mini Retina (GSM+CDMA) in Finder.
  3. Hold the Option or Alt key and click "Restore".
  4. Select the iPad4,5_8.1.2_12B440_Restore.ipsw file you downloaded.
  5. Wait for the restore to complete and for your iPad mini Retina (GSM+CDMA) to reboot.

Linux

  1. Install idevicerestore.
  2. Connect your iPad mini Retina (GSM+CDMA) 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 iPad4,5_8.1.2_12B440_Restore.ipsw and press Enter.
  5. Wait for the restore to complete and for your iPad mini Retina (GSM+CDMA) to reboot.