FIRMWARE DETAILS

iOS 17.0.3

Build: 21A360Oct 4, 2023Restore IPSW

Stable

View details

Filename: iPhone16,2_17.0.3_21A360_Restore.ipsw
File size: 8.17 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: 90e1819a5246cecae72bd85a41f48969597eb74b1d2e68cffbd28f3c7ba1000f
SHA-1: 67212f7780638d5e6d96be18365cca6b1c4f3062
Required starting builds: Not reported
Board restrictions: Not reported

Compatible hardware (1)

iPhone 15 Pro Max iPhone16,2IPSW.me public API retrieval · Oct 21, 2026, 2:08 AM 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/iPhone16%2C2?type=ipsw ↗

Public API; no blanket open-data license established
Last imported: Oct 19, 2026, 6:20 PM UTC
Record fingerprint: cd23ccd0627cf97f9ab913ecff4cd729