IPSW Downloads

macOS 27.0 - 26A428 for MacBook Pro

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

Release Date14 September 2026
Upload Date04 September 2026
File NameUniversalMac_27.0_26A428_Restore.ipsw
File Size24.80 GB
SHA256sum2a5d3c695d501022b7fad9adaffcf2627bcb867d993fb5662dcd41bac99a2836
MD5sumd5a1f2c4dcb9b0ed974554c67aa6a4a1
SHA1sum2d17f2fe0d7726dd66f0522fdb9ad162942c3f3d
IdentifierMacBookPro17,1

Installation Instructions

Windows

  1. Install the latest version of iTunes from the Microsoft Store.
  2. Connect your MacBook Pro to your PC.
  3. Open iTunes and navigate to your MacBook Pro.
  4. Hold the Shift key and click "Restore".
  5. Select the UniversalMac_27.0_26A428_Restore.ipsw file you downloaded.
  6. Wait for the restore to complete and for your MacBook Pro to reboot.

macOS

  1. Connect your MacBook Pro to your Mac.
  2. Navigate to your MacBook Pro in Finder.
  3. Hold the Option or Alt key and click "Restore".
  4. Select the UniversalMac_27.0_26A428_Restore.ipsw file you downloaded.
  5. Wait for the restore to complete and for your MacBook Pro to reboot.

Linux

  1. Install idevicerestore.
  2. Connect your MacBook Pro 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_27.0_26A428_Restore.ipsw and press Enter.
  5. Wait for the restore to complete and for your MacBook Pro to reboot.