IPSW Downloads

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

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
IdentifieriPad13,1

Installation Instructions

Windows

  1. Install the latest version of iTunes from the Microsoft Store.
  2. Connect your iPad Air 4th Gen (WiFi) to your PC.
  3. Open iTunes and navigate to your iPad Air 4th Gen (WiFi).
  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) to reboot.

macOS

  1. Connect your iPad Air 4th Gen (WiFi) to your Mac.
  2. Navigate to your iPad Air 4th Gen (WiFi) 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) to reboot.

Linux

  1. Install idevicerestore.
  2. Connect your iPad Air 4th Gen (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 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) to reboot.