IPSW Downloads

iPadOS 17.5 - 21F79 for iPad Air 4th Gen (WiFi+Cellular)

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

Release Date13 May 2024
Upload Date05 May 2024
File NameiPad_Fall_2020_17.5_21F79_Restore.ipsw
File Size7.01 GB
SHA256sumeb2e8419f0a60f684048578e574db8491753d777ee0819e22157cb1e8b16bc0b
MD5sum3a96daf5a89e7f0a080ac9c7f72e847d
SHA1sumddb2353c5ba4294d593684f5dd673bb1ec51a4b8
IdentifieriPad13,2

Installation Instructions

Windows

  1. Install the latest version of iTunes from the Microsoft Store.
  2. Connect your iPad Air 4th Gen (WiFi+Cellular) to your PC.
  3. Open iTunes and navigate to your iPad Air 4th Gen (WiFi+Cellular).
  4. Hold the Shift key and click "Restore".
  5. Select the iPad_Fall_2020_17.5_21F79_Restore.ipsw file you downloaded.
  6. Wait for the restore to complete and for your iPad Air 4th Gen (WiFi+Cellular) to reboot.

macOS

  1. Connect your iPad Air 4th Gen (WiFi+Cellular) to your Mac.
  2. Navigate to your iPad Air 4th Gen (WiFi+Cellular) in Finder.
  3. Hold the Option or Alt key and click "Restore".
  4. Select the iPad_Fall_2020_17.5_21F79_Restore.ipsw file you downloaded.
  5. Wait for the restore to complete and for your iPad Air 4th Gen (WiFi+Cellular) to reboot.

Linux

  1. Install idevicerestore.
  2. Connect your iPad Air 4th Gen (WiFi+Cellular) 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 iPad_Fall_2020_17.5_21F79_Restore.ipsw and press Enter.
  5. Wait for the restore to complete and for your iPad Air 4th Gen (WiFi+Cellular) to reboot.