IPSW Downloads

macOS 26.1 - 25B78 for Mac16,3

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

Release Date03 November 2025
Upload Date30 October 2025
File NameUniversalMac_26.1_25B78_Restore.ipsw
File Size17.43 GB
SHA256sume0217b3cd0f2edb9ab3294480bef5af2a0be43e86d84a15fab6bca31d3802ee8
MD5sume270ede6a1eba02253ac42bcd76dab4b
SHA1sum479d6bb78f069062ca016d496fd50804b673e815
IdentifierMac16,3

Installation Instructions

Windows

  1. Install the latest version of iTunes from the Microsoft Store.
  2. Connect your Mac16,3 to your PC.
  3. Open iTunes and navigate to your Mac16,3.
  4. Hold the Shift key and click "Restore".
  5. Select the UniversalMac_26.1_25B78_Restore.ipsw file you downloaded.
  6. Wait for the restore to complete and for your Mac16,3 to reboot.

macOS

  1. Connect your Mac16,3 to your Mac.
  2. Navigate to your Mac16,3 in Finder.
  3. Hold the Option or Alt key and click "Restore".
  4. Select the UniversalMac_26.1_25B78_Restore.ipsw file you downloaded.
  5. Wait for the restore to complete and for your Mac16,3 to reboot.

Linux

  1. Install idevicerestore.
  2. Connect your Mac16,3 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_26.1_25B78_Restore.ipsw and press Enter.
  5. Wait for the restore to complete and for your Mac16,3 to reboot.