iPhone 13 Pro Max · iPhone14,3

iPhone 13 Pro Max · iOS 17.5

21F79Unsigned

Catalog data · Last updated: Oct 23, 2026, 5:07 PM UTC

Restore IPSW for iPhone 13 Pro Max: iOS 17.5, build 21F79.

Firmware information

Version: iOS 17.5
Build: 21F79
IPSW: Restore IPSW
Size: 7.47 GB
Release date: May 13, 2024, 6:05 PM UTC
File name: iPhone14,3_17.5_21F79_Restore.ipsw
Download host: updates.cdn-apple.com

IPSW download

Check the model and signing status before downloading.

Download IPSW

Download hostupdates.cdn-apple.comiPhone14,3_17.5_21F79_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-256bd44324673dfd5aae3ea09bcc7e5abcc9ef416421529301387b077d474140ec7

SHA-1e3a999386e9b2e8996f71892845f82f568412608

MD5d7238b840d0f9fcc9a219df6b97343bb