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Apple Mac Studio (M1 Ultra) firmware

61 official files for Apple Mac Studio (M1 Ultra).

Model numbers
Mac13,2, J375dAP
Latest OS
macOS 27.0.1
Shipped with
macOS 12.3

All versions (61)

Latest by region

All versions (61)

Version OS Region Type Released Size Apple signing
macOS 27.0.1 27.0.1 Global IPSW 24.8 GB Signed
macOS 27.0 27.0 Global IPSW 24.8 GB Signed
macOS 26.6.2 26.6.2 Global IPSW 18.4 GB Signed
macOS 26.6.1 26.6.1 Global IPSW 18.4 GB Signed
macOS 26.6 26.6 Global IPSW 18.4 GB Signed
macOS 26.5.2 26.5.2 Global IPSW 18.4 GB Signed
macOS 26.5.1 26.5.1 Global IPSW 18.4 GB Signed
macOS 26.5 26.5 Global IPSW 18.4 GB Signed
macOS 26.4.1 26.4.1 Global IPSW 18.4 GB Signed
macOS 26.4 26.4 Global IPSW 18.4 GB Signed
macOS 26.3.1 26.3.1 Global IPSW 18.0 GB Signed
macOS 26.3 26.3 Global IPSW 17.6 GB Signed
macOS 26.2 26.2 Global IPSW 17.5 GB Signed
macOS 26.1 26.1 Global IPSW 17.4 GB Signed
macOS 26.0.1 26.0.1 Global IPSW 17.0 GB Signed
macOS 26.0 26.0 Global IPSW 17.0 GB Signed
macOS 15.6.1 15.6.1 Global IPSW 15.7 GB Signed
macOS 15.6 15.6 Global IPSW 15.7 GB Signed
macOS 15.5 15.5 Global IPSW 15.7 GB Signed
macOS 15.4.1 15.4.1 Global IPSW 15.7 GB Signed
macOS 15.4 15.4 Global IPSW 15.7 GB Signed
macOS 15.3.2 15.3.2 Global IPSW 15.4 GB Signed
macOS 15.3.1 15.3.1 Global IPSW 15.4 GB Signed
macOS 15.3 15.3 Global IPSW 15.4 GB Signed
macOS 15.2 15.2 Global IPSW 15.4 GB Signed
macOS 15.1.1 15.1.1 Global IPSW 14.7 GB Signed
macOS 15.1 15.1 Global IPSW 14.7 GB Signed
macOS 15.0.1 15.0.1 Global IPSW 14.7 GB Signed
macOS 15.0 15.0 Global IPSW 14.7 GB Signed
macOS 14.6.1 14.6.1 Global IPSW 13.8 GB Signed
macOS 14.6 14.6 Global IPSW 13.8 GB Signed
macOS 14.5 14.5 Global IPSW 13.8 GB Signed
macOS 14.4.1 14.4.1 Global IPSW 13.7 GB Signed
macOS 14.4 14.4 Global IPSW 13.7 GB Signed
macOS 14.3.1 14.3.1 Global IPSW 13.5 GB Signed
macOS 14.3 14.3 Global IPSW 13.5 GB Signed
macOS 14.2.1 14.2.1 Global IPSW 13.5 GB Signed
macOS 14.2 14.2 Global IPSW 13.5 GB Signed
macOS 14.1.2 14.1.2 Global IPSW 13.0 GB Signed
macOS 14.1.1 14.1.1 Global IPSW 13.0 GB Signed
macOS 14.1 14.1 Global IPSW 13.0 GB Signed
macOS 14.0 14.0 Global IPSW 13.0 GB Signed
macOS 13.6 13.6 Global IPSW 12.0 GB Signed
macOS 13.5.2 13.5.2 Global IPSW 12.0 GB Signed
macOS 13.5.1 13.5.1 Global IPSW 12.0 GB Signed
macOS 13.5 13.5 Global IPSW 12.0 GB Signed
macOS 13.4.1 13.4.1 Global IPSW 11.9 GB Signed
macOS 13.4 13.4 Global IPSW 11.9 GB Signed
macOS 13.3.1 13.3.1 Global IPSW 11.9 GB Signed
macOS 13.3 13.3 Global IPSW 11.9 GB Signed
macOS 13.2.1 13.2.1 Global IPSW 11.6 GB Signed
macOS 13.2 13.2 Global IPSW 11.6 GB Signed
macOS 13.1 13.1 Global IPSW 11.4 GB Signed
macOS 13.0.1 13.0.1 Global IPSW 11.4 GB Signed
macOS 13.0 13.0 Global IPSW 11.4 GB Signed
macOS 12.6 12.6 Global IPSW 13.1 GB Signed
macOS 12.5.1 12.5.1 Global IPSW 13.1 GB Signed
macOS 12.5 12.5 Global IPSW 13.1 GB Signed
macOS 12.4 12.4 Global IPSW 12.9 GB Signed
macOS 12.3.1 12.3.1 Global IPSW 12.9 GB Signed
macOS 12.3 12.3 Global IPSW 12.9 GB Signed

Apple only lets you restore versions it is still signing. Signing status is checked every hour.

How to install firmware on Apple Mac Studio (M1 Ultra)