IPSW Downloads

iPadOS 17.5.1 - 21F90 for iPad Pro 11 inch 4th Gen (WiFi)

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

Release Date20 May 2024
Upload Date17 May 2024
File NameiPad_Pro_A12X_A12Z_17.5.1_21F90_Restore.ipsw
File Size7.34 GB
SHA256sum7f30f40ea9632065d58e209562b8b077d670176e1ffc06d00fe38edd35c4fc8e
MD5sum585b7edf62fa3e27cf28e51940139f5a
SHA1sumba436c11a3518ce5e60a084057d185898e11ec2d
IdentifieriPad8,9

Installation Instructions

Windows

  1. Install the latest version of iTunes from the Microsoft Store.
  2. Connect your iPad Pro 11 inch 4th Gen (WiFi) to your PC.
  3. Open iTunes and navigate to your iPad Pro 11 inch 4th Gen (WiFi).
  4. Hold the Shift key and click "Restore".
  5. Select the iPad_Pro_A12X_A12Z_17.5.1_21F90_Restore.ipsw file you downloaded.
  6. Wait for the restore to complete and for your iPad Pro 11 inch 4th Gen (WiFi) to reboot.

macOS

  1. Connect your iPad Pro 11 inch 4th Gen (WiFi) to your Mac.
  2. Navigate to your iPad Pro 11 inch 4th Gen (WiFi) in Finder.
  3. Hold the Option or Alt key and click "Restore".
  4. Select the iPad_Pro_A12X_A12Z_17.5.1_21F90_Restore.ipsw file you downloaded.
  5. Wait for the restore to complete and for your iPad Pro 11 inch 4th Gen (WiFi) to reboot.

Linux

  1. Install idevicerestore.
  2. Connect your iPad Pro 11 inch 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_Pro_A12X_A12Z_17.5.1_21F90_Restore.ipsw and press Enter.
  5. Wait for the restore to complete and for your iPad Pro 11 inch 4th Gen (WiFi) to reboot.