iPhone SE · iPhone8,4

iPhone SE · iOS 13.3.1

17D50Unsigned

Catalog data · Last updated: Oct 23, 2026, 6:53 PM UTC

Restore IPSW for iPhone SE: iOS 13.3.1, build 17D50.

Firmware information

Version: iOS 13.3.1
Build: 17D50
IPSW: Restore IPSW
Size: 3.42 GB
Release date: Jan 28, 2020, 6:02 PM UTC
File name: iPhone_4.0_64bit_13.3.1_17D50_Restore.ipsw
Download host: updates.cdn-apple.com

IPSW download

Check the model and signing status before downloading.

Download IPSW

Download hostupdates.cdn-apple.comiPhone_4.0_64bit_13.3.1_17D50_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-2561a729516c86546519890e0e286b9e6efe77f956a5096df0bea066b651b663141

SHA-1ad73324ce0782b7ee78a5108c077666b2a73bb2d

MD5ee2df9b7791f4e7e45d20118288fdf53