FIRMWARE DETAILS

iOS 18.4.1

Build: 22E252Apr 16, 2025Delta OTA

Stable

View details

Filename: 780647f60b17b0c47813a9c0d8b638c33844c0fe76e8635dc6405330a8896e5c.aea
File size: 3.02 GB
File type: Delta OTA
Download host: updates.cdn-apple.com
Link availability: Not verified
Source reports active
Last link check: Not checked
SHA-256: 11f6f03e40d8c5591fd7597c1641a61f0eb9d8a59898eccfbc267bb0cb1a1395
SHA-1: b5d70f5e9487bfc0038187ec378f150960d57f4c
Required starting builds: 22C152, 22C154, 22C161
Board restrictions: Not reported

OTA packages can require an exact starting build and board. A matching hardware identifier alone is not sufficient for installation.

iPhone 15 iPhone15,4

Unknown

Signing is specific to the device and file. A signed build does not guarantee a downgrade or successful installation.

MIT — copyright 2022 emiyl
Last imported: Oct 19, 2026, 6:26 PM UTC
Record fingerprint: c0dcb321fa693604d7b867c4fca4fcff