iPhone 13 Pro · iPhone14,2

iPhone 13 Pro · iOS 17.2.1

21C66Unsigned

Catalog data · Last updated: Oct 24, 2026, 2:38 AM UTC

Restore IPSW for iPhone 13 Pro: iOS 17.2.1, build 21C66.

Firmware information

Version: iOS 17.2.1
Build: 21C66
IPSW: Restore IPSW
Size: 7.29 GB
Release date: Dec 19, 2023, 7:27 PM UTC
File name: iPhone14,2_17.2.1_21C66_Restore.ipsw
Download host: updates.cdn-apple.com

IPSW download

Check the model and signing status before downloading.

Download IPSW

Download hostupdates.cdn-apple.comiPhone14,2_17.2.1_21C66_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-256dc4cc8d0cb488af4e09efb9ae8596f71a0f4ae7d28fa863415bb168211255067

SHA-19ec1509fe649322cd482c639456a050b877465ca

MD5d2c02f04597384606e7fe97e37cbfaae