iPhone 12 · iPhone13,2

iPhone 12 · iOS 15.1

19B74Unsigned

Catalog data · Last updated: Oct 23, 2026, 6:52 PM UTC

Restore IPSW for iPhone 12: iOS 15.1, build 19B74.

Firmware information

Version: iOS 15.1
Build: 19B74
IPSW: Restore IPSW
Size: 6.32 GB
Release date: Oct 25, 2021, 8:28 PM UTC
File name: iPhone13,2,iPhone13,3_15.1_19B74_Restore.ipsw
Download host: updates.cdn-apple.com

IPSW download

Check the model and signing status before downloading.

Download IPSW

Download hostupdates.cdn-apple.comiPhone13,2,iPhone13,3_15.1_19B74_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.

Checksum

SHA-2562cc0b48ace74264d83a49d450048eea32bcad114004fdecb94ae2307d54b9e43

SHA-1b14d4cec798c449a1ba0373c1aa8ddfbec8fdc01

MD51fecbba61a4fa6a6f8a3e60a3d3abe00