IPSW Downloads

iPadOS 8.1.1 - 12B436 for iPad Air 2 (WiFi)

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

Release Date17 November 2014
Upload Date11 November 2014
File NameiPad5,3_8.1.1_12B436_Restore.ipsw
File Size1.90 GB
SHA256sum23e2f304062961ed4ddc2a5c87bbd4c335ac082b0049c1d6e47c1b70df9fb09d
MD5sum9658109cd5eb5c5fe43ba76b9d23927d
SHA1sum767ebd2206c1ed17c83272dc12f9426c26cc627d
IdentifieriPad5,3

Installation Instructions

Windows

  1. Install the latest version of iTunes from the Microsoft Store.
  2. Connect your iPad Air 2 (WiFi) to your PC.
  3. Open iTunes and navigate to your iPad Air 2 (WiFi).
  4. Hold the Shift key and click "Restore".
  5. Select the iPad5,3_8.1.1_12B436_Restore.ipsw file you downloaded.
  6. Wait for the restore to complete and for your iPad Air 2 (WiFi) to reboot.

macOS

  1. Connect your iPad Air 2 (WiFi) to your Mac.
  2. Navigate to your iPad Air 2 (WiFi) in Finder.
  3. Hold the Option or Alt key and click "Restore".
  4. Select the iPad5,3_8.1.1_12B436_Restore.ipsw file you downloaded.
  5. Wait for the restore to complete and for your iPad Air 2 (WiFi) to reboot.

Linux

  1. Install idevicerestore.
  2. Connect your iPad Air 2 (WiFi) 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 iPad5,3_8.1.1_12B436_Restore.ipsw and press Enter.
  5. Wait for the restore to complete and for your iPad Air 2 (WiFi) to reboot.