IPSW Downloads

iPadOS 12.5.1 - 16H22 for iPad Air (GSM+CDMA)

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

Release Date11 January 2021
Upload Date08 January 2021
File NameiPad_64bit_12.5.1_16H22_Restore.ipsw
File Size2.76 GB
SHA256sume8f608635d1e6f5c11b04aa7cfd7d49ba637269c7008c09eaf59d94f6adb2c3e
MD5sum6ed15c96c657238a69d1e43b191506b7
SHA1sumbc1ceac9a19f5e0c32f6dc0ec82068a42dfa2044
IdentifieriPad4,2

Installation Instructions

Windows

  1. Install the latest version of iTunes from the Microsoft Store.
  2. Connect your iPad Air (GSM+CDMA) to your PC.
  3. Open iTunes and navigate to your iPad Air (GSM+CDMA).
  4. Hold the Shift key and click "Restore".
  5. Select the iPad_64bit_12.5.1_16H22_Restore.ipsw file you downloaded.
  6. Wait for the restore to complete and for your iPad Air (GSM+CDMA) to reboot.

macOS

  1. Connect your iPad Air (GSM+CDMA) to your Mac.
  2. Navigate to your iPad Air (GSM+CDMA) in Finder.
  3. Hold the Option or Alt key and click "Restore".
  4. Select the iPad_64bit_12.5.1_16H22_Restore.ipsw file you downloaded.
  5. Wait for the restore to complete and for your iPad Air (GSM+CDMA) to reboot.

Linux

  1. Install idevicerestore.
  2. Connect your iPad Air (GSM+CDMA) 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_64bit_12.5.1_16H22_Restore.ipsw and press Enter.
  5. Wait for the restore to complete and for your iPad Air (GSM+CDMA) to reboot.