FIRMWARE DETAILS

iOS 17.0.2

Build: 21A351Sep 26, 2023Restore IPSW

Stable

View details

Filename: iPhone13,4_17.0.2_21A351_Restore.ipsw
File size: 7.79 GB
File type: Restore IPSW
Download host: updates.cdn-apple.com
Link availability: Not verified
Source did not report availability
Last link check: Not checked
SHA-256: f92fbd9682f59e3c4b206389398280050b9d8703eaeddaa9e7bf078004e7b509
SHA-1: 191717d5548a4d902f43aa21adf92c84edc59d9f
Required starting builds: Not reported
Board restrictions: Not reported

Compatible hardware (1)

iPhone 12 Pro Max iPhone13,4IPSW.me public API retrieval · Oct 22, 2026, 4:28 PM UTC

Unsigned

Signing is specific to the device and file. A signed build does not guarantee a downgrade or successful installation.

Source provenance

IPSW.mehttps://api.ipsw.me/v4/device/iPhone13%2C4?type=ipsw ↗

Public API; no blanket open-data license established
Last imported: Oct 19, 2026, 6:20 PM UTC
Record fingerprint: 40dc55e4797d65725132b4e69d287387