FIRMWARE DETAILS

iOS 18.4.1

Build: 22E252Apr 16, 2025Delta OTA

Stable

View details

Filename: ee9b1fb7b475a40399a57f653c6c79d3493af5c96a5075f4febf8b0c9811e116.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: 61c4cdc3877efe21407c9be123b9ac9dc15182621a7ed274c1be0c399ee91af0
SHA-1: 0e81757ea3c1a43687b70301779008b8c641e5ba
Required starting builds: 22E239
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