IPSW Downloads

iPadOS 9.1 - 13B143 for iPad Air (WiFi)

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

Release Date21 October 2015
Upload Date16 October 2015
File NameiPad4,1_9.1_13B143_Restore.ipsw
File Size1.79 GB
SHA256sumcecd3dcffb42fdcedf173f7e66e7c23d419e99d22aeae601050c4994469a333d
MD5sum5f020a17cb7f57bd362aea3d760a9805
SHA1sumd2dce5d5f314ea106690c083a6b342c5073cdb01
IdentifieriPad4,1

Installation Instructions

Windows

  1. Install the latest version of iTunes from the Microsoft Store.
  2. Connect your iPad Air (WiFi) to your PC.
  3. Open iTunes and navigate to your iPad Air (WiFi).
  4. Hold the Shift key and click "Restore".
  5. Select the iPad4,1_9.1_13B143_Restore.ipsw file you downloaded.
  6. Wait for the restore to complete and for your iPad Air (WiFi) to reboot.

macOS

  1. Connect your iPad Air (WiFi) to your Mac.
  2. Navigate to your iPad Air (WiFi) in Finder.
  3. Hold the Option or Alt key and click "Restore".
  4. Select the iPad4,1_9.1_13B143_Restore.ipsw file you downloaded.
  5. Wait for the restore to complete and for your iPad Air (WiFi) to reboot.

Linux

  1. Install idevicerestore.
  2. Connect your iPad Air (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 iPad4,1_9.1_13B143_Restore.ipsw and press Enter.
  5. Wait for the restore to complete and for your iPad Air (WiFi) to reboot.