iPhone 11 · iPhone12,1

iPhone 11 · iOS 15.3.1

19D52Unsigned

Catalog data · Last updated: Oct 24, 2026, 5:23 AM UTC

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

Firmware information

Version: iOS 15.3.1
Build: 19D52
IPSW: Restore IPSW
Size: 6.5 GB
Release date: Feb 10, 2022, 7:12 PM UTC
File name: iPhone11,8,iPhone12,1_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.comiPhone11,8,iPhone12,1_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-256cd351c6bfe9fa2b982d832c6aefebc2efc43db4c3bb9743c53a004b3c0b494e7

SHA-12eb9be02c82b5f60d37c83e78e85255b07de279e

MD5f4d564c92605f6875029902256c3f0d4