MacBook Pro (M1 Max, 16-inch, 2021) · MacBookPro18,2

MacBook Pro (M1 Max, 16-inch, 2021) · macOS 13.0.1

22A400Signed

Catalog data · Last updated: Oct 22, 2026, 4:15 PM UTC

Restore IPSW for MacBook Pro (M1 Max, 16-inch, 2021): macOS 13.0.1, build 22A400.

Firmware information

Version: macOS 13.0.1
Build: 22A400
IPSW: Mac restore IPSW, not a macOS installer
Size: 11.36 GB
Release date: Nov 9, 2022, 6:07 PM UTC
File name: UniversalMac_13.0.1_22A400_Restore.ipsw
Download host: updates.cdn-apple.com

IPSW download

Check the model and signing status before downloading.

Download IPSW

Download hostupdates.cdn-apple.comUniversalMac_13.0.1_22A400_Restore.ipsw

Back up before you restore. A restore can erase the data on the device. The identifier has to match, and a file you can download may still be rejected for restore. This is Mac restore firmware, not a regular macOS installer. The restore steps depend on the model.

Checksum

SHA-25658dc6614947cdcc971cc7d1ae882b3daee5c34b8c721d51139a0cff46d3b543f

SHA-19635facb4c0b5dd23026097494316d6dc162594d

MD5fbdc451d442169076d5a75ae4ae42d7d