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

MacBook Pro (M1 Max, 16-inch, 2021) · macOS 15.0

24A335Signed

Catalog data · Last updated: Oct 22, 2026, 10:47 PM UTC

Restore IPSW for MacBook Pro (M1 Max, 16-inch, 2021): macOS 15.0, build 24A335.

Firmware information

Version: macOS 15.0
Build: 24A335
IPSW: Mac restore IPSW, not a macOS installer
Size: 14.66 GB
Release date: Sep 16, 2024, 5:36 PM UTC
File name: UniversalMac_15.0_24A335_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_15.0_24A335_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-2566e45169dcfe445560b217da1e63493b22298bd240e6e5f20b0e91fca820d4df0

SHA-124fb273caae55fe9f878f8b3edc32e1be119379a

MD5b63cf76adcf710c34239adc2ae20cd38