IPSW Downloads

macOS 26.4 - 25E246 for MacBook Air

This firmware is signed. This means that you can restore to it in iTunes.

Release Date24 March 2026
Upload Date20 March 2026
File NameUniversalMac_26.4_25E246_Restore.ipsw
File Size18.38 GB
SHA256sum960e6a473062180dadbb64f7951442fcce8007f7774a96962a24ed5bc3402cae
MD5sum383fb9aca4dc5f271e675c77d43d0854
SHA1sum177baf85518c6e9cebf83990e11e59259b5c97dd
IdentifierMacBookAir10,1

Installation Instructions

Windows

  1. Install the latest version of iTunes from the Microsoft Store.
  2. Connect your MacBook Air to your PC.
  3. Open iTunes and navigate to your MacBook Air.
  4. Hold the Shift key and click "Restore".
  5. Select the UniversalMac_26.4_25E246_Restore.ipsw file you downloaded.
  6. Wait for the restore to complete and for your MacBook Air to reboot.

macOS

  1. Connect your MacBook Air to your Mac.
  2. Navigate to your MacBook Air in Finder.
  3. Hold the Option or Alt key and click "Restore".
  4. Select the UniversalMac_26.4_25E246_Restore.ipsw file you downloaded.
  5. Wait for the restore to complete and for your MacBook Air to reboot.

Linux

  1. Install idevicerestore.
  2. Connect your MacBook Air 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 UniversalMac_26.4_25E246_Restore.ipsw and press Enter.
  5. Wait for the restore to complete and for your MacBook Air to reboot.