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

MacBook Pro (M1 Max, 16-inch, 2021) · macOS 12.2.1

21D62Signed

Catalog data · Last updated: Oct 21, 2026, 4:10 PM UTC

Restore IPSW for MacBook Pro (M1 Max, 16-inch, 2021): macOS 12.2.1, build 21D62.

Firmware information

Version: macOS 12.2.1
Build: 21D62
IPSW: Mac restore IPSW, not a macOS installer
Size: 13.17 GB
Release date: Feb 10, 2022, 6:25 PM UTC
File name: UniversalMac_12.2.1_21D62_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_12.2.1_21D62_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-2560f33f36f4d01b022e71f7a3a39fc34b67000109f9ec13762f1a39984cef00a46

SHA-1acb57f8af1cd1a62f3d1a5a0010cc18a97ff308f

MD585b6a7a2757ceee9a51a487b26cf877d