macOS 26.6.2 (25G83) for Mac Studio (M1 Max)

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Mac Studio (M1 Max)

✓ This firmware is signed. This means that you can restore to it in Finder, the Apple Devices app, iTunes, or idevicerestore.

Your download should begin shortly. If it does not, you can download it directly here:

Download (18 GiB)

Windows

  1. Install the latest version of Apple Devices from the Microsoft Store.
  2. Plug your Mac Studio (M1 Max) in to your PC.
  3. Open Apple Devices, and navigate to your Mac Studio (M1 Max).
  4. Hold the Shift key on your keyboard, and press "Restore".
  5. Select the UniversalMac_26.6.2_25G83_Restore.ipsw file that you downloaded.
  6. Wait for the restore to complete, and the Mac Studio (M1 Max) to reboot.

macOS

  1. Plug your Mac Studio (M1 Max) in to your Mac.
  2. Navigate to your Mac Studio (M1 Max) in Finder.
  3. Hold the Option or Alt key on your keyboard, and press "Restore".
  4. Select the UniversalMac_26.6.2_25G83_Restore.ipsw file that you downloaded.
  5. Wait for the restore to complete, and the Mac Studio (M1 Max) to reboot.

Linux

  1. Install idevicerestore.
  2. Plug your Mac Studio (M1 Max) in to your PC.
  3. Open a terminal, and navigate to the IPSW file that you downloaded, e.g. cd ~/Downloads
  4. To perform a full erase restore, type idevicerestore -e UniversalMac_26.6.2_25G83_Restore.ipsw and press enter.
  5. Wait for the restore to complete, and the Mac Studio (M1 Max) to reboot.

Windows

  1. Open PowerShell, and navigate to the IPSW file that you downloaded, e.g. cd Downloads
  2. Type Get-FileHash UniversalMac_26.6.2_25G83_Restore.ipsw -Algorithm SHA1
  3. The output of the command should match the following checksum: 4833c12d9d8d330d47216edbcaaf8cb4b926c99a. If it doesn't, you may need to redownload the file.

macOS

  1. Open a terminal, and navigate to the IPSW file that you downloaded, e.g. cd ~/Downloads
  2. Type openssl sha1 UniversalMac_26.6.2_25G83_Restore.ipsw
  3. The output of the command should match the following checksum: 4833c12d9d8d330d47216edbcaaf8cb4b926c99a. If it doesn't, you may need to redownload the file.

Linux

  1. Open a terminal, and navigate to the IPSW file that you downloaded, e.g. cd ~/Downloads
  2. Type openssl sha1 UniversalMac_26.6.2_25G83_Restore.ipsw
  3. The output of the command should match the following checksum: 4833c12d9d8d330d47216edbcaaf8cb4b926c99a. If it doesn't, you may need to redownload the file.

Checksums

SHA256sum885503b7f4b06609e9a512f2befd40f59730640a3f1233e3892d60affdd51c95
MD5sum7df89dc33e7c7414c69b7292b32fe64e
SHA1sum4833c12d9d8d330d47216edbcaaf8cb4b926c99a
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