iPhone 11 Pro · iPhone12,3

iPhone 11 Pro · iOS 15.3.1

19D52Unsigned

Catalog data · Last updated: Oct 23, 2026, 3:21 PM UTC

Restore IPSW for iPhone 11 Pro: iOS 15.3.1, build 19D52.

Firmware information

Version: iOS 15.3.1
Build: 19D52
IPSW: Restore IPSW
Size: 7.01 GB
Release date: Feb 10, 2022, 7:12 PM UTC
File name: iPhone11,2,iPhone11,4,iPhone11,6,iPhone12,3,iPhone12,5_15.3.1_19D52_Restore.ipsw
Download host: updates.cdn-apple.com

IPSW download

Check the model and signing status before downloading.

Download IPSW

Download hostupdates.cdn-apple.comiPhone11,2,iPhone11,4,iPhone11,6,iPhone12,3,iPhone12,5_15.3.1_19D52_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-256c69c2d6200198229f371dc0cf49b9aff914a49d35bbc5bb9baff2b42555e09b7

SHA-1ae8469c2f4ecc6e825a5ab9368d843469524be21

MD565ce30688c78608e81f50023cb64f641