FIRMWARE DETAILS

iOS 17.0.3

Build: 21A360Oct 4, 2023Restore IPSW

Stable

View details

Filename: iPhone16,1_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: bc299262e39d2e0e1bd026902400448a67dd0ed3daab9d64bff34e45276bca3a
SHA-1: 69febd9a3e8e1927f37cec63884807e89396f4d8
Required starting builds: Not reported
Board restrictions: Not reported

Compatible hardware (1)

iPhone 15 Pro iPhone16,1IPSW.me public API retrieval · Oct 23, 2026, 2:30 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/iPhone16%2C1?type=ipsw ↗

Public API; no blanket open-data license established
Last imported: Oct 19, 2026, 6:20 PM UTC
Record fingerprint: ed1720f4e3a765801ec13fa804186238