Mac Studio (M1 Ultra) · Mac13,2

Mac Studio (M1 Ultra) · macOS 14.1

23B74Signed

Catalog data · Last updated: Oct 23, 2026, 6:18 AM UTC

Restore IPSW for Mac Studio (M1 Ultra): macOS 14.1, build 23B74.

Firmware information

Version: macOS 14.1
Build: 23B74
IPSW: Mac restore IPSW, not a macOS installer
Size: 13.02 GB
Release date: Oct 25, 2023, 5:22 PM UTC
File name: UniversalMac_14.1_23B74_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_14.1_23B74_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-2561ab70500cc306c69e6e3be966b029770a1b4c3271e8eec57a56e5997dfaa0e5e

SHA-1894d3e3973ed38a486c89995060b685d2f0bb43b

MD5e2d9ff79608bda1b78061a835b907352