FIRMWARE DETAILS

iOS 15.3.1

Build: 19D52Feb 10, 2022Restore IPSW

Stable

View details

Filename: iPhone14,3_15.3.1_19D52_Restore.ipsw
File size: 6.65 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: 7b2ee10e6a2331d8805162c479dc04e7f920b570670a1416ea88788c3bcf2eae
SHA-1: eff9521dd5f5193babb37886749a950b56153e7d
Required starting builds: Not reported
Board restrictions: Not reported

Compatible hardware (1)

iPhone 13 Pro Max iPhone14,3IPSW.me public API retrieval · Oct 22, 2026, 9:54 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/iPhone14%2C3?type=ipsw ↗

Public API; no blanket open-data license established
Last imported: Oct 19, 2026, 6:20 PM UTC
Record fingerprint: fab369cf5ca66ba2814ec2dff3e4c6d7