iPhone 15 · iPhone15,4

iPhone 15 · iOS 18.1.1

22B91Unsigned

Catalog data · Last updated: Oct 23, 2026, 11:53 PM UTC

Restore IPSW for iPhone 15: iOS 18.1.1, build 22B91.

Firmware information

Version: iOS 18.1.1
Build: 22B91
IPSW: Restore IPSW
Size: 8.05 GB
Release date: Nov 19, 2024, 6:24 PM UTC
File name: iPhone15,4_18.1.1_22B91_Restore.ipsw
Download host: updates.cdn-apple.com

IPSW download

Check the model and signing status before downloading.

Download IPSW

Download hostupdates.cdn-apple.comiPhone15,4_18.1.1_22B91_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-2568d3fa08c3f16893fc4e3c1a8025dced2015f5e4fbb37da590feda2949e94fff4

SHA-139724daeb1ca02c06eac8841cfda744369daf96d

MD51e81f63a45de1406f4bedd8a0ee2d7c8