FIRMWARE DETAILS

iOS 12.3.1

Build: 16F203May 24, 2019Restore IPSW

Stable

View details

Filename: iPhone11,2_12.3.1_16F203_Restore.ipsw
File size: 3.70 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: cdde8684d8b6218a31f61dde57a485820d63685142cd6eb442ba6dcc3b99d987
SHA-1: e05dd6c9bfeb17f16a4bfe2088c8d296494521e3
Required starting builds: Not reported
Board restrictions: Not reported

Compatible hardware (1)

iPhone XS iPhone11,2IPSW.me public API retrieval · Oct 21, 2026, 2:04 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/iPhone11%2C2?type=ipsw ↗

Public API; no blanket open-data license established
Last imported: Oct 19, 2026, 10:59 PM UTC
Record fingerprint: 31637aa12799b0f8a34884f022676152