FIRMWARE DETAILS

iOS 15.4.1

Build: 19E258Mar 31, 2022Restore IPSW

Stable

View details

Filename: iPhone12,8_15.4.1_19E258_Restore.ipsw
File size: 5.94 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: 8ee0e25dd63558a411104e131a592860c63961ecf72a19f987d8f07d03ae790d
SHA-1: b0551b9b8e9cfdbe89f37ccd243ee7a1bdb4a4e5
Required starting builds: Not reported
Board restrictions: Not reported

Compatible hardware (1)

iPhone SE (2nd generation) iPhone12,8IPSW.me public API retrieval · Oct 22, 2026, 3:58 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/iPhone12%2C8?type=ipsw ↗

Public API; no blanket open-data license established
Last imported: Oct 19, 2026, 6:20 PM UTC
Record fingerprint: 46e4e95064e91ba2e4947481471a7b21