IPSW Downloads

macOS 13.3 - 22E252 for iMac

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

Release Date27 March 2023
Upload Date18 March 2023
File NameUniversalMac_13.3_22E252_Restore.ipsw
File Size11.85 GB
SHA256sum91fe1d55843925f242b4a94ce1069073f9a22f22a40eb77a5618b877e0ec9f24
MD5sumb849f918e5ecca8881a41fd646acaf5b
SHA1sumc870a2350464d8b7b61354ea9211155c1b4f2f14
IdentifieriMac21,2

Installation Instructions

Windows

  1. Install the latest version of iTunes from the Microsoft Store.
  2. Connect your iMac to your PC.
  3. Open iTunes and navigate to your iMac.
  4. Hold the Shift key and click "Restore".
  5. Select the UniversalMac_13.3_22E252_Restore.ipsw file you downloaded.
  6. Wait for the restore to complete and for your iMac to reboot.

macOS

  1. Connect your iMac to your Mac.
  2. Navigate to your iMac in Finder.
  3. Hold the Option or Alt key and click "Restore".
  4. Select the UniversalMac_13.3_22E252_Restore.ipsw file you downloaded.
  5. Wait for the restore to complete and for your iMac to reboot.

Linux

  1. Install idevicerestore.
  2. Connect your iMac 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_13.3_22E252_Restore.ipsw and press Enter.
  5. Wait for the restore to complete and for your iMac to reboot.