FIRMWARE DETAILS

iOS 18.4.1

Build: 22E252Apr 16, 2025Delta OTA

Stable

View details

Filename: a98fcdfdb867394d8b051dba3cd2ce9c4e6eb2cd2f0812d69c60af04f27bea8e.aea
File size: 3.76 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: 973ecfb0ade6226ef03051e5f575ea340ef5e9aa7766c6c5ebc9435886bdb51b
SHA-1: 76fd8f1f378fbcf754a34a9127cca09ecccc0f0c
Required starting builds: 22D60, 22D63, 22D64, 22D72, 22D82
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 Plus iPhone17,4

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