FIRMWARE DETAILS

iOS 18.4.1

Build: 22E252Apr 16, 2025Delta OTA

Stable

View details

Filename: 897411deacca5c2c6e01e8a5a756dbf3f8db91ae6140268ae4feffc5bb7e0e76.aea
File size: 570.4 MB
File type: Delta OTA
Download host: updates.cdn-apple.com
Link availability: Not verified
Source reports active
Last link check: Not checked
SHA-256: f9d1b49939438739ccffec1d2870ba0181a2b6b644216c21c27006291d95578b
SHA-1: d0aed885b040866e1bdb7833312eee61b2a09eae
Required starting builds: 22E240
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 16 Pro iPhone17,1

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