IPSW Downloads

macOS 26.3 - 25D125 for Mac15,12

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

Release Date11 February 2026
Upload Date07 February 2026
File NameUniversalMac_26.3_25D125_Restore.ipsw
File Size17.58 GB
SHA256sum7d22296ca6ab46f255bed8f5fc80845edab14fb781f845d7cae9427a22970b53
MD5sume919e46072c8df928c45bf8b552b710b
SHA1suma51bc838db265ca2cfcd68681953b7a375b56fba
IdentifierMac15,12

Installation Instructions

Windows

  1. Install the latest version of iTunes from the Microsoft Store.
  2. Connect your Mac15,12 to your PC.
  3. Open iTunes and navigate to your Mac15,12.
  4. Hold the Shift key and click "Restore".
  5. Select the UniversalMac_26.3_25D125_Restore.ipsw file you downloaded.
  6. Wait for the restore to complete and for your Mac15,12 to reboot.

macOS

  1. Connect your Mac15,12 to your Mac.
  2. Navigate to your Mac15,12 in Finder.
  3. Hold the Option or Alt key and click "Restore".
  4. Select the UniversalMac_26.3_25D125_Restore.ipsw file you downloaded.
  5. Wait for the restore to complete and for your Mac15,12 to reboot.

Linux

  1. Install idevicerestore.
  2. Connect your Mac15,12 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_26.3_25D125_Restore.ipsw and press Enter.
  5. Wait for the restore to complete and for your Mac15,12 to reboot.