Apple Mac mini (M2 Pro, 2023) macOS 15.3.1 firmware
Apple Mac mini (M2 Pro, 2023)
Signed
macOS 15.3.1
Build 24D70 For Mac14,12, J474sAP
Global · IPSW
A newer version is available for this region: macOS 27.2 beta 4
Download
15.4 GB
Downloads from updates.cdn-apple.com.
File details
- OS
- macOS 15.3.1
- Region
- Global
- Type
- IPSW
- Install with
- How to restore a Mac with Apple silicon (IPSW)
- Released
- Size
- 15.4 GB
- File name
UniversalMac_15.3.1_24D70_Restore.ipsw- MD5
8bf666a8d89382b396a55d02594144eb- SHA-1
c2b5bca53c6cf475e7a2a0b6d6c0db19477d69eb- SHA-256
559a78b75adc6bec77665b17db0e166eba326b04fc534e2a086253be92e043b0
After downloading, compare the checksum with the one above. If they differ, the file is incomplete — download it again.
Before you download
- Make sure your device’s model number is one of: Mac14,12, J474sAP. You will find it in Settings → About phone, or on the box.
- This file is for the Global region. Installing another region’s firmware can remove features or block updates.
- Apple devices can only restore versions marked “Signed”.
- Back up your photos, contacts and files first, and charge the battery above 50%.
How to install
Macs with Apple silicon (M1 and newer) and Intel Macs with a T2 chip can be restored from an IPSW using a second Mac and Apple Configurator. This reinstalls the firmware and macOS and erases the Mac.
Read the guide: How to restore a Mac with Apple silicon (IPSW)