iPhone 15 Pro Max · iPhone16,2

iPhone 15 Pro Max · iOS 17.1.2

21B101Unsigned

Catalog data · Last updated: Oct 24, 2026, 5:39 AM UTC

Restore IPSW for iPhone 15 Pro Max: iOS 17.1.2, build 21B101.

Firmware information

Version: iOS 17.1.2
Build: 21B101
IPSW: Restore IPSW
Size: 7.64 GB
Release date: Nov 30, 2023, 6:28 PM UTC
File name: iPhone16,2_17.1.2_21B101_Restore.ipsw
Download host: updates.cdn-apple.com

IPSW download

Check the model and signing status before downloading.

Download IPSW

Download hostupdates.cdn-apple.comiPhone16,2_17.1.2_21B101_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-256528e8aad8b0a1f3a8f1cff5ccdf6e09884c13741a41a54b047dcf7279b5697f4

SHA-123338c9a6e3b454f60b7e9e20c4a63dc11f49e69

MD59c80f5d84fba33bef99eb6bda52229e2