Mac Studio (M1 Ultra) · Mac13,2

Mac Studio (M1 Ultra) · macOS 26.5.2

25F84Signed

Catalog data · Last updated: Oct 21, 2026, 8:41 PM UTC

Restore IPSW for Mac Studio (M1 Ultra): macOS 26.5.2, build 25F84.

Firmware information

Version: macOS 26.5.2
Build: 25F84
IPSW: Mac restore IPSW, not a macOS installer
Size: 18.41 GB
Release date: Jun 29, 2026, 5:37 PM UTC
File name: UniversalMac_26.5.2_25F84_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_26.5.2_25F84_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-256065abd295a1a456a46c1155217eab92ee95816520ec9aeed83f249f074f68a04

SHA-1a6dec8ec379533876d8ceea3d82ce482034e24ae

MD581027e4572ce09b21f99418d8c39c5bc