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

MacBook Pro (M1 Max, 16-inch, 2021) · macOS 14.0

23A344Signed

Catalog data · Last updated: Oct 23, 2026, 5:04 AM UTC

Restore IPSW for MacBook Pro (M1 Max, 16-inch, 2021): macOS 14.0, build 23A344.

Firmware information

Version: macOS 14.0
Build: 23A344
IPSW: Mac restore IPSW, not a macOS installer
Size: 12.95 GB
Release date: Sep 26, 2023, 5:15 PM UTC
File name: UniversalMac_14.0_23A344_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_14.0_23A344_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-256c5a137b905a3f9fc4fb7bba16abfa625c9119154f93759f571aa1c915d3d9664

SHA-15e417d4774ac8987698e664986d73725290f09d3

MD55d4ba7ee9787c119396f074928f365b9